As well, dont forget about Jeb Bush. Hes not a tea party guy, has the experience, and has indicated his willingness to run. Obama winning only helps him, as 2020 would probably be to late for him. The only thing that held him back this year was the lasting legacy of his brother.
Republicans have a plethora of candidates coming up...but as many others pointed out, their could very well be a schism in the party.