Hacker News Reader

Perhaps they have or will soon, but you'd think Fog Creek (Joel Spolsky) would want to donate a bit as well since Kiln revolves around Mercurial:

Except Fog Creek is a gold sponsor already: http://mercurial.selenic.com/sponsors/

Ah, very good, that's why I said, "perhaps they have" - thanks for the link.

At least $20K. Impressive.