Just wanted to cross-post this link from Reddit from the same model I posted here. It sprung up a pretty legit discussion over there, and I would think you guys would enjoy it. Cheers!
http://www.reddit.com/r/investing/comments/1k15cb/my_model_of_tsla_through_2013/
http://www.reddit.com/r/investing/comments/1k15cb/my_model_of_tsla_through_2013/