The funny thing is that this whole discussion does not apply to most of the planet.
Bicycles are the most prevalent form of transportation. Today, there are two bikes for every car. The overwhelming majority of those bikes are utilitarian and upright for a good reason.
On a daily basis I see ladies on high heels, long skirts, and a hand bag get on their bikes and pedal away to take care of business. I also see grannies get on theirs to go grocery shopping. I would love to see you guys explaining to them how a crouched stance is better
On a healthy society, utilitarian upright bikes have a more important role than any other bike type.
Not that I would be caught dead riding one of those