Originally Posted by
elTwitcho
As someone who commutes in the same city you do, I think both of us know that the majority of commuters use beaten up rusty bikes and don't bother shifting and aren't likely concerned about things like efficiency. You can commute on just about anything, for a short distance commute like the one being discussed, ride whatever is the most fun
I misread the OP and thought it was 11 miles one way (or maybe he edited to clarify) and I agree with you.