"He's my underestimated, dark horse candidate who threads his way...I think if runs against Hillary, the contrast...will be a major one"
I just don't see it. A poll out by Gravis Marketing one week ago showed Marco Rubio in last place in the Iowa 2016 Republican caucus (Pulling in just 4%). And a Republican 2016 UMass poll had Rubio in 7th place in New Hampshire getting just 5%. He's way back. Could he catapult to the top in both of these ? Yes, it's possible. But there's a higher possibility that he won't.
Flashback: Only 21 Percent of Voters in the State of Florida Say Marco Rubio Should Run for President
52% of Florida voters oppose a 2016 presidential bid by Rubio.
Marco Rubio’s name has been on virtually every short list of Republican presidential candidates since he was elected to the Senate in 2010, but voters in his home state of Florida are not enthusiastic about him seeking the White House.
A new Rasmussen Reports statewide telephone survey finds that only 21% of Likely Florida Voters think Rubio should run for the presidency in 2016. Fifty-two percent (52%) oppose a presidential bid by the first-term senator and former speaker of the Florida House of Representatives. Twenty-six percent (26%) are undecided