Ditto all the above...I'm 5'11". The roof part moving "feels" funny but is not.
I use two hands to get to reverse but slapping works.
I opened (one person) the clamshell for ~ 2yrs (reaching across roof)...no big deal. Got the GT Guys mod (less of a NBD).
Car is stupid fast/powerful, Mustang reliable, exotic at cruise ins (clam shell, doors, midengine, meaty tires, etc...) and is well received/respected in EVERY circle (I've never met or even heard a hater).
Go to the Fchat forum for haters!