This hit the front page of Hacker News this morning.
The article: http://www.ventonegro.org/2009/10/scheme-hits-the-app-store/
Hacker News discussion: http://news.ycombinator.com/item?id=898627
I've been trying to field some of the questions about Gambit, but I'm sure there are more knowledgeable voices here.
- Tom