"The Republicans will need a candidate who is moderate, and also articulate in espousing in a conservative policy. They'll also need to be able to throw red meat to the base, however."
All I can say to the Republican base is "Woof. Oh, and how does it feel to be the dogs of the Republican party?"
Would he consider running for potus? If he desires to get wealthy from Pacs and insider trading and walk away after 4 years with his own security force and 100's of thousands dollars in retirement funds and benefits for the rest of his life, why not?