It appears I didn't get around to make any blogposts this year, so to fix that and given that that the internet can always use more pictures of cats:

Hacker cat

What Zappa was working on will likely always remain a mystery.

Probably working on some new (as yet to be specified) improvements to /bin/cat.
Comment by Tim (kboodU) Bruce Wed Jul 11 23:01:00 2012
I have to maintain some code that hacker-cat must have written.
Comment by Anonymous Wed Jul 11 23:36:50 2012

Thanks! Indeed, we can always use more (good) pictures of cats!

By the way, mksh has a built-in cat ;-)

Comment by mirabilos Thu Jul 12 12:33:11 2012