Nice piece! Love it when someone cares about ligatures! I've actually had clients --big ones-- force me to remove "those crazy letters" in their layout. I couldn't educate them...

Hve you seen http://beta.typecastapp.com/ "Better web type without the hassle" If anyone is going to fix ligatures it's them.

Update: THEY HAVE!!! http://beta.typecastapp.com/blog/fancify-your-typography-wit...