diff --git a/doc/notes.txt b/doc/notes.txt
index 8eeab0a3..96cbea7f 100644
--- a/doc/notes.txt
+++ b/doc/notes.txt
@@ -89,6 +89,7 @@ TODO:
 - https://www.crowdsupply.com/tinyfpga/tinyfpga-bx
 - HTTPS warning
 - Safari: scope doesn't show while CRT in use
+- recording video indicator
 
 
 WEB WORKER FORMAT
diff --git a/src/ui.ts b/src/ui.ts
index 454657e1..4abd06d8 100644
--- a/src/ui.ts
+++ b/src/ui.ts
@@ -887,6 +887,7 @@ function _recordVideo() {
   };
   f();
  });
+ return true;
 }
 
 function setFrameRateUI(fps:number) {
diff --git a/tools/parsebdf4bit.py b/tools/parsebdf4bit.py
index c0d39f97..c18b1946 100755
--- a/tools/parsebdf4bit.py
+++ b/tools/parsebdf4bit.py
@@ -50,7 +50,7 @@ with open(args.bdffile,'r') as f:
                         if bytes[y] & (0x40 >> x):
                             b |= 0x0f
                         output.append(b)
-                print('const char CH_%d[] = { %s };' % ( chord, string.join([tohex2(x) for x in output], ',') ))
+                print('const char CH_%d[] = { %s };' % ( chord, ','.join([tohex2(x) for x in output]) ))
                 chars[chord] = 'CH_%d' % chord
         elif inbitmap and len(toks) == 1:
             byte = int(toks[0],16)
diff --git a/tools/parsebdf8.py b/tools/parsebdf8.py
index 60db64b4..0df65e9b 100755
--- a/tools/parsebdf8.py
+++ b/tools/parsebdf8.py
@@ -99,27 +99,22 @@ def tohexv(v):
 
 for arr in [output]:
     if args.asmhex:
-        print('\thex ' + string.join(list(map(tohex,arr)),''))
+        print('\thex ' + ''.join(list(map(tohex,arr))))
     if args.asmdb:
         for i in range(0,len(output),height):
-            print('.DB', string.join(list(map(tohex2,arr[i:i+height])),','), ';%d'%(i/height+lochar))
+            print('.DB', ','.join(list(map(tohex2,arr[i:i+height]))), ';%d'%(i/height+lochar))
     if args.carray:
         print("static char FONT[%d][%d] = {" % (hichar-lochar+1, height))
         for i in range(0,len(output),height):
-            print('{', string.join(list(map(tohex2,arr[i:i+height])),','), '},', end=' ')
+            print('{', ','.join(list(map(tohex2,arr[i:i+height]))), '},', end=' ')
         print()
         print("};")
     if args.flatcarray:
         print("static char FONT[%d] = {" % ((hichar-lochar+1) * height))
-        print(string.join(list(map(tohex2,arr)),','))
+        print(','.join(list(map(tohex2,arr))))
         print("}");
     if args.verilog:
         j = 0
         for i in range(0,len(output),height):
-            #print "rom["+str(j)+"] = 32'h" + string.join(map(tohex,arr[i:i+height/2]),'') + ";"
-            #j += 1
-            #print "rom["+str(j)+"] = 32'h" + string.join(map(tohex,arr[i+height/2:i+height]),'') + ";"
-            #j += 1
-            #print "rom["+str(j)+"] = 64'h" + string.join(map(tohex,arr[i:i+height]),'') + ";"
-            print(string.join(list(map(tohexv,arr[i:i+height])),',') + ", //%d" % (i/height))
+            print(','.join(list(map(tohexv,arr[i:i+height]))) + ", //%d" % (i/height))
             j += 1
diff --git a/tss b/tss
index d630ddcb..61a1691a 160000
--- a/tss
+++ b/tss
@@ -1 +1 @@
-Subproject commit d630ddcb29d74a178cde043d74188fac35d6a21f
+Subproject commit 61a1691a1de05dca3b694bf603db49ffbaf572cf