I will, of course, give him a chance to grown on me. I am sure there were head shakes of disbelief with Sylvester McCoy was named, or out right gasps when Tom Baker took the reigns and yet, these Doctor's proved themselves worthy. And so I will give Matt Smith the chance to prove himself worthy as well.
Plus, he gives the opportunity for TONS and TONS of hair jokes.. He's gonna have to have a male companion, cause the TARDIS won't be big enough for the hair supplies otherwise ;)