Most Helpful Guy
Quite enough to talk to each other yet loud enough to not be overheard.
It's open and public enough to leave.
At no time does either person feel obligated to finish the date if its going bad but they can stay indefinitely if its going well.
Option to move location is also available.
A nice bar is a great place to get ti know somone a little bit before committing to an awkward night. While still being able to move to a romantic night.