diff --git a/examples/charset.p8 b/examples/charset.p8
index a4d97054e..c0a0d7365 100644
--- a/examples/charset.p8
+++ b/examples/charset.p8
@@ -33,12 +33,7 @@ charset {
         set_irqd()
         ubyte bank = @($0001)
         @($0001) = bank & %11111011     ; enable CHAREN, so the character rom accessible at $d000
-        ; memcopy($d000, CHARSET, 256*8*2)  ; copy the charset to RAM    TODO memcopy > 256 length
-        uword cc = 0
-        repeat 256*8*2 {
-            @(CHARSET+cc) = @($d000+cc)
-            cc++
-        }
+        memcopy($d000, CHARSET, 256*8*2)  ; copy the charset to RAM
 
         @($0001) = bank         ; reset previous memory banking
         clear_irqd()
diff --git a/examples/cx16/cobramk3-gfx.p8 b/examples/cx16/cobramk3-gfx.p8
index ed8dabdea..9e4422e5e 100644
--- a/examples/cx16/cobramk3-gfx.p8
+++ b/examples/cx16/cobramk3-gfx.p8
@@ -224,9 +224,7 @@ main {
 
 shipdata {
 
-    %option force_output
-
-    ; Ship model data converted from BBC Elite's Cobra MK 3
+        ; Ship model data converted from BBC Elite's Cobra MK 3
     ; downloaded from http://www.elitehomepage.org/archive/index.htm
 
 const ubyte totalNumberOfEdges = 51
diff --git a/examples/hello.p8 b/examples/hello.p8
index b34fde48b..25e099eb2 100644
--- a/examples/hello.p8
+++ b/examples/hello.p8
@@ -5,9 +5,6 @@
 
 ; Note: this program is compatible with C64 and CX16.
 
-; TODO why has the prg become bigger since register args?
-
-
 main {
 
     sub start() {
diff --git a/examples/swirl-float.p8 b/examples/swirl-float.p8
index dd3622a77..9fd666dc3 100644
--- a/examples/swirl-float.p8
+++ b/examples/swirl-float.p8
@@ -4,8 +4,6 @@
 
 ; Note: this program is compatible with C64 and CX16.
 
-; TODO why has the prg become bigger since register args?
-
 main {
 
     struct Ball {