Why not? He has excellent name recognition. He has political experence. Articulate and intelligent. Has an aura of being very presidential looking, manner, and speaking.
Some say he doens't have the fire. I have heard this a couple of times. What is fire?
Is he too late? Why too late. We still have over a year till the November elections. The others are just way too early. This make him fresher then the rest, I think waiting to get in was a great idea.
Hey I would like more candidates to jump in. Keep this process interesting.