diff --git a/CMakeLists.txt b/CMakeLists.txt
index db47c20..d9bae24 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@
 
 cmake_minimum_required(VERSION 2.8)
 
-set (CMAKE_C_FLAGS "-O3 -Wuninitialized -Wmaybe-uninitialized -mcpu=68000 -mtune=68000 -m68000 -Wall")
+set (CMAKE_C_FLAGS "-Ofast -Wuninitialized -Wmaybe-uninitialized -mcpu=68000 -mtune=68000 -m68000 -Wall")
 
 add_application(MessagesForMacintosh
     SerialHelper.c
diff --git a/coprocessorjs.c b/coprocessorjs.c
index 4ea6eed..156b3b8 100644
--- a/coprocessorjs.c
+++ b/coprocessorjs.c
@@ -21,8 +21,11 @@ int call_counter = 0;
 
 // from: https://stackoverflow.com/questions/29847915/implementing-strtok-whose-delimiter-has-more-than-one-character
 // basically multichar delimter strtok
-char *strtokm(char *str, const char *delim)
-{
+char *strtokm(char *str, const char *delim) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: strtokm");
+    #endif
     static char *tok;
     static char *next;
     char *m;
@@ -71,6 +74,10 @@ http://mirror.informatimago.com/next/developer.apple.com/documentation/mac/Devic
 // TODO: handle all OSErr - they are all unhandled at the moment
 void setupPBControlForSerialPort(short serialPortShort) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: setupPBControlForSerialPort");
+    #endif
+
     CntrlParam cb;
     cb.ioCRefNum = serialPortShort; // TODO: this is always 0 - does it matter? should we hard code 0 here? research
     cb.csCode = 8; // TODO: need to look up and document what csCode = 8 means
@@ -93,6 +100,10 @@ void setupPBControlForSerialPort(short serialPortShort) {
 
 
 void setupSerialPort(const char *name) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: setupSerialPort");
+    #endif
 #define MODEM_PORT_OUT   "\p.AOut"
 #define MODEM_PORT_IN    "\p.AIn"
 #define PRINTER_PORT_OUT "\p.BOut"
@@ -162,6 +173,10 @@ void setupSerialPort(const char *name) {
 
 void wait(float timeInSeconds) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: wait");
+    #endif
+
     // from "Inside Macintosh: Macintosh Toolbox Essentials" pg 2-112 
     // You can use the TickCount function to get the current number of ticks (a tick is
     // approximately 1/60 of a second) since the system last started up.
@@ -200,6 +215,10 @@ const int MAX_RECIEVE_LOOP_ITERATIONS = 1000;
 // void because this function re-assigns respo
 void readSerialPort(char* output) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: readSerialPort");
+    #endif
+
     if (DEBUGGING) {
 
         printf("readSerialPort\n");
@@ -325,6 +344,10 @@ void readSerialPort(char* output) {
 
 
 OSErr writeSerialPort(const char* stringToWrite) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: writeSerialPort");
+    #endif
     
     if (DEBUGGING) {
         
@@ -357,6 +380,10 @@ OSErr writeSerialPort(const char* stringToWrite) {
 }
 
 void setupCoprocessor(char *applicationId, const char *serialDeviceName) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: setupCoprocessor");
+    #endif
     
     strcpy(application_id, applicationId);
 
@@ -367,6 +394,10 @@ void setupCoprocessor(char *applicationId, const char *serialDeviceName) {
 
 OSErr closeSerialPort() {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: closeSerialPort");
+    #endif
+
     OSErr err = MacCloseDriver(outgoingSerialPortReference.ioRefNum);
     
     if (PRINT_ERRORS) {
@@ -381,6 +412,10 @@ OSErr closeSerialPort() {
 
 // return time is char but this is only for error messages - final param is output variable that will be re-assigned within this function
 char* _getReturnValueFromResponse(char* response, char* application_id, char* call_counter, char* operation, char* output) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: _getReturnValueFromResponse");
+    #endif
     
     if (DEBUGGING) {
         
@@ -483,6 +518,10 @@ char* _getReturnValueFromResponse(char* response, char* application_id, char* ca
 }
 
 void writeToCoprocessor(char* operation, char* operand) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: writeToCoprocessor");
+    #endif
     
     if (DEBUGGING) {
         
@@ -516,6 +555,10 @@ void writeToCoprocessor(char* operation, char* operand) {
 // must be called after writeToCoprocessor and before other writeToCoprocessor
 // operations because we depend on the location of call_counter
 void getReturnValueFromResponse(char *response, char *operation, char *output) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: getReturnValueFromResponse");
+    #endif
     
     if (DEBUGGING) {
         
@@ -539,6 +582,10 @@ void getReturnValueFromResponse(char *response, char *operation, char *output) {
 // TODO: these should all bubble up and return legible errors
 void sendProgramToCoprocessor(char* program, char *output) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: sendProgramToCoprocessor");
+    #endif
+
     if (DEBUGGING) {
 
         printf("sendProgramToCoprocessor\n");
@@ -560,6 +607,10 @@ void sendProgramToCoprocessor(char* program, char *output) {
 
 // TODO: this is a function we would want to expose in a library
 void callFunctionOnCoprocessor(char* functionName, char* parameters, char* output) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: callFunctionOnCoprocessor");
+    #endif
     
     if (DEBUGGING) {
 
@@ -594,6 +645,10 @@ void callFunctionOnCoprocessor(char* functionName, char* parameters, char* outpu
 
 // TODO: this is a function we would want to expose in a library
 void callEvalOnCoprocessor(char* toEval, char* output) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: callEvalOnCoprocessor");
+    #endif
     
     if (DEBUGGING) {
         
diff --git a/dist/MessagesForMacintosh.dsk b/dist/MessagesForMacintosh.dsk
index e9e6a1c..419ad59 100644
Binary files a/dist/MessagesForMacintosh.dsk and b/dist/MessagesForMacintosh.dsk differ
diff --git a/dist/MessagesForMacintosh.zip b/dist/MessagesForMacintosh.zip
index b4bea1b..272fb71 100644
Binary files a/dist/MessagesForMacintosh.zip and b/dist/MessagesForMacintosh.zip differ
diff --git a/mac_main.c b/mac_main.c
index fa66117..c51322d 100644
--- a/mac_main.c
+++ b/mac_main.c
@@ -24,7 +24,8 @@
 #include "mac_main.h"
 
 // #define MAC_APP_DEBUGGING
-//#define PROFILING 1
+// #define PROFILING 1
+#define DEBUG_FUNCTION_CALLS
 #ifdef PROFILING
 
 OSErr writeSerialPortProfile(const char* str)
@@ -318,6 +319,18 @@ void EventLoop(struct nk_context *ctx)
         // only re-render if there is an event, prevents screen flickering, speeds up app
         if (beganInput || firstOrMouseMove || forceRedraw) {
 
+            if (beganInput) {
+                writeSerialPortDebug(boutRefNum, "beganInput");
+            }
+
+            if (beganInput) {
+                writeSerialPortDebug(boutRefNum, "beganInput");
+            }
+
+            if (forceRedraw) {
+                writeSerialPortDebug(boutRefNum, "forceRedraw");
+            }
+
             #ifdef PROFILING
                 PROFILE_START("nk_input_end");
             #endif
@@ -383,6 +396,9 @@ void EventLoop(struct nk_context *ctx)
  the appropriate routines. */
 
 void DoEvent(EventRecord *event, struct nk_context *ctx) {
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: DoEvent");
+    #endif
 
     short part;
     WindowPtr window;
diff --git a/nuklear.h b/nuklear.h
index af1e906..3119535 100644
--- a/nuklear.h
+++ b/nuklear.h
@@ -7713,6 +7713,9 @@ nk_draw_text(struct nk_command_buffer *b, struct nk_rect r,
 NK_API void
 nk_input_begin(struct nk_context *ctx)
 {
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nk_input_begin");
+    #endif
     short i;
     struct nk_input *in;
     // NK_ASSERT(ctx);
@@ -7733,6 +7736,9 @@ nk_input_begin(struct nk_context *ctx)
 NK_API void
 nk_input_end(struct nk_context *ctx)
 {
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nk_input_end");
+    #endif
     struct nk_input *in;
     // NK_ASSERT(ctx);
     if (!ctx) return;
@@ -9967,12 +9973,18 @@ NK_API nk_bool
 nk_begin(struct nk_context *ctx, const char *title,
     struct nk_rect bounds, nk_flags flags)
 {
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nk_begin");
+    #endif
     return nk_begin_titled(ctx, title, title, bounds, flags);
 }
 NK_API nk_bool
 nk_begin_titled(struct nk_context *ctx, const char *name, const char *title,
     struct nk_rect bounds, nk_flags flags)
 {
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nk_begin_titled");
+    #endif
     struct nk_window *win;
     struct nk_style *style;
     nk_hash name_hash;
@@ -10132,6 +10144,10 @@ nk_begin_titled(struct nk_context *ctx, const char *name, const char *title,
 NK_API void
 nk_end(struct nk_context *ctx)
 {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nk_end");
+    #endif
     struct nk_panel *layout;
     // NK_ASSERT(ctx);
     // NK_ASSERT(ctx->current && "if this triggers you forgot to call `nk_begin`");
diff --git a/nuklear_app.c b/nuklear_app.c
index a45dc37..31c8de0 100644
--- a/nuklear_app.c
+++ b/nuklear_app.c
@@ -21,6 +21,10 @@
 // based on https://github.com/jwerle/strsplit.c -- cleaned up and modified to use strtokm rather than strtok
 int strsplit (const char *str, char *parts[], const char *delimiter) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: strsplit");
+    #endif
+
   char *pch;
   int i = 0;
   char *copy = NULL;
@@ -80,6 +84,10 @@ int strsplit (const char *str, char *parts[], const char *delimiter) {
 }
 
 void aFailed(char *file, int line) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: aFailed");
+    #endif
     
     MoveTo(10, 10);
     char textoutput[255];
@@ -135,6 +143,10 @@ void refreshNuklearApp(Boolean blankInput);
 
 void getMessagesFromjsFunctionResponse() {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: getMessagesFromjsFunctionResponse");
+    #endif
+
     for (int i = 0; i < MAX_CHAT_MESSAGES; i++) {
 
         memset(&activeChatMessages[i], '\0', 2048);
@@ -158,6 +170,10 @@ void getMessagesFromjsFunctionResponse() {
 // function to send messages in chat
 void sendMessage() {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: sendMessage");
+    #endif
+
     writeSerialPortDebug(boutRefNum, "sendMessage!");
 
     char output[2048];
@@ -181,6 +197,10 @@ void sendMessage() {
 // interval is set by the event loop in mac_main
 void getChats() {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: getChats");
+    #endif
+
     writeSerialPortDebug(boutRefNum, "getChats!");
 
     callFunctionOnCoprocessor("getChats", "", jsFunctionResponse);
@@ -198,6 +218,10 @@ void getChats() {
 
 void sendIPAddressToCoprocessor() {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: sendIPAddressToCoprocessor");
+    #endif
+
     writeSerialPortDebug(boutRefNum, "sendIPAddressToCoprocessor!");
 
     char output[2048];
@@ -217,6 +241,10 @@ void sendIPAddressToCoprocessor() {
 // 	 figure out pagination?? button on the top that says "get previous chats"?
 void getMessages(char *thread, int page) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: getMessages");
+    #endif
+
     writeSerialPortDebug(boutRefNum, "getMessages!");
 
     char output[68];
@@ -234,11 +262,19 @@ void getMessages(char *thread, int page) {
 
 // from https://stackoverflow.com/a/4770992
 Boolean prefix(const char *pre, const char *str) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: prefix");
+    #endif
     return strncmp(pre, str, strlen(pre)) == 0;
 }
 
 void getChatCounts() {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: getChatCounts");
+    #endif
+
     writeSerialPortDebug(boutRefNum, "getChatCounts!");
 
     callFunctionOnCoprocessor("getChatCounts", "", chatCountFunctionResponse);
@@ -392,6 +428,10 @@ void getChatCounts() {
 
 void getHasNewMessagesInChat(char *thread) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: getHasNewMessagesInChat");
+    #endif
+
     writeSerialPortDebug(boutRefNum, "getHasNewMessagesInChat!");
 
     char output[68];
@@ -421,6 +461,10 @@ Boolean chatWindowCollision;
 Boolean messageWindowCollision;
 
 Boolean checkCollision(struct nk_rect window) {
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: checkCollision");
+    #endif
     // writeSerialPortDebug(boutRefNum, "checkCollision!");
 
     // Boolean testout = (window.x < mouse_x &&
@@ -442,6 +486,10 @@ Boolean checkCollision(struct nk_rect window) {
 // UI setup and event handling goes here
 static void nuklearApp(struct nk_context *ctx) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nuklearApp");
+    #endif
+
     // prompt the user for the graphql instance
     if (!coprocessorLoaded) {
 
@@ -476,10 +524,10 @@ static void nuklearApp(struct nk_context *ctx) {
             {
 
                 nk_layout_row_push(ctx, WINDOW_WIDTH / 2 - 100);
-                nk_edit_string(ctx, NK_EDIT_SIMPLE, ip_input_buffer, &ip_input_buffer_len, 255, nk_filter_default);
+                short ip_edit_return_value = nk_edit_string(ctx, NK_EDIT_ALWAYS_INSERT_MODE|NK_EDIT_GOTO_END_ON_ACTIVATE, ip_input_buffer, &ip_input_buffer_len, 255, nk_filter_default);
                 nk_layout_row_push(ctx, 55);
 
-                if (nk_button_label(ctx, "save")) {
+                if (nk_button_label(ctx, "save") || ip_edit_return_value == 17) {
                 
                     ipAddressSet = 1;
                     forceRedraw = 2;
@@ -491,6 +539,12 @@ static void nuklearApp(struct nk_context *ctx) {
             nk_end(ctx);
         }
 
+        // eliminate the initially-set force-redraw
+        if (forceRedraw) {
+            
+            forceRedraw--;
+        }
+
         return;
     }
 
@@ -608,6 +662,8 @@ static void nuklearApp(struct nk_context *ctx) {
         {
             nk_layout_row_push(ctx, 312);
 
+            nk_edit_focus(ctx, NK_EDIT_ALWAYS_INSERT_MODE);
+
             short edit_return_value = nk_edit_string(ctx, NK_EDIT_FIELD|NK_EDIT_SIG_ENTER, box_input_buffer, &box_input_len, 2048, nk_filter_default);
 
             // this is the enter key, obviously
@@ -648,6 +704,10 @@ static void nuklearApp(struct nk_context *ctx) {
 
 void refreshNuklearApp(Boolean blankInput) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: refreshNuklearApp");
+    #endif
+
     nk_input_begin(ctx);
 
     if (blankInput) {
@@ -664,6 +724,10 @@ void refreshNuklearApp(Boolean blankInput) {
 
 struct nk_context* initializeNuklearApp() {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: initializeNuklearApp");
+    #endif
+
     sprintf(activeChat, "no active chat");
     memset(&chatCountFunctionResponse, '\0', 32767);
     memset(&previousChatCountFunctionResponse, '\0', 32767);
diff --git a/nuklear_quickdraw.h b/nuklear_quickdraw.h
index 0ed88b7..77822e7 100644
--- a/nuklear_quickdraw.h
+++ b/nuklear_quickdraw.h
@@ -393,6 +393,11 @@ short widthFor12ptFont[128] = {
 // doing this in a "fast" way by using a precomputed table for a 12pt font
 static short nk_quickdraw_font_get_text_width(nk_handle handle, short height, const char *text, short len) {
 
+    // this is going to produce a lot of logging and not a lot of value:
+    // #ifdef DEBUG_FUNCTION_CALLS
+    //     writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nk_quickdraw_font_get_text_width");
+    // #endif
+
     if (!text || len == 0) {
 
         return 0;
@@ -410,6 +415,10 @@ static short nk_quickdraw_font_get_text_width(nk_handle handle, short height, co
 
 static int _get_text_width(const char *text, int len) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: _get_text_width");
+    #endif
+
     if (!text || len == 0) {
 
         return 0;
@@ -449,6 +458,10 @@ int mostRight = WINDOW_WIDTH;
 
 void updateBounds(int top, int bottom, int left, int right) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: updateBounds");
+    #endif
+
     if (left < mostLeft) {
 
         mostLeft = left;
@@ -475,6 +488,9 @@ void updateBounds(int top, int bottom, int left, int right) {
 #else
     void runDrawCommand(const struct nk_command *cmd) {
 #endif
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: runDrawCommand");
+    #endif
 
     switch (cmd->type) {
 
@@ -1063,6 +1079,10 @@ int currentCalls;
 
 NK_API void nk_quickdraw_render(WindowPtr window, struct nk_context *ctx) {
 
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nk_quickdraw_render");
+    #endif
+
     currentCalls = 1;
 
     #ifdef PROFILING
@@ -1177,6 +1197,10 @@ NK_API void nk_quickdraw_render(WindowPtr window, struct nk_context *ctx) {
 }
 
 NK_API int nk_quickdraw_handle_event(EventRecord *event, struct nk_context *nuklear_context) { 
+
+    #ifdef DEBUG_FUNCTION_CALLS
+        writeSerialPortDebug(boutRefNum, "DEBUG_FUNCTION_CALLS: nk_quickdraw_handle_event");
+    #endif
     // see: inside macintosh: toolbox essentials 2-4
     // and  inside macintosh toolbox essentials 2-79