I think part of the problem is that Chrome uses a branch of Webkit, and combined, Webkit has a huge majority of the market share (Safari, Mobile Safari, Chrome,

I think part of the problem is that Chrome uses a branch of Webkit, and combined, Webkit has a huge majority of the market share (Safari, Mobile Safari, Chrome, Mobile Chrome). It's a clear winner for "first target", but I agree, FF shouldn't be left behind, it still has a large chunk of the market share.