(working)

doc/references.md

@@ -186,6 +186,10 @@
       (http://www.fourwalledcubicle.com/AVRArticles.php), along with a few
       other good articles on AVR programming
 
+* [Components of the AVR-GCC Toolchain]
+  (http://www.avrfreaks.net/wiki/index.php/Documentation:AVR_GCC/AVR_GCC_Tool_Collection)  
+  Nice picture, and short descriptions of the relevent command line tools.
+
 
 ## Protocol Stuff
 

firmware/lib/layout/key-functions.h

@@ -44,6 +44,12 @@ void kf__chord__release__progmem (uint16_t pointer);  // TODO: write doc.
 // much space the functions are likely to use, lol (but, a function that simply
 // calls another function with one argument looks like it might be only 4
 // bytes? which is just fine)
+//
+// also, think about how to best implement
+// - macros
+// - chords
+// - sticky keys
+// - dead keys
 
 // TODO: kf__macro__eeprom
 // - this should probably go into its own little place in 'lib'; it'll need a