It's interesting that Google has a JS JIT but not a Dalvik JIT; I'd think it would be simpler.<p>Edit: I see they're working on it (although still in secret): <a href="http://www.h-online.com/open/news/item/Android-s-Dalvik-to-be-JIT-boosted-861870.html" rel="nofollow">http://www.h-online.com/open/news/item/Android-s-Dalvik-to-b...</a>