Perhaps he ( or maybe she ) has been over doing the exercise?
Don't you just love those feet!
Well technically this is actually a tricycle not a bicycle so for argument's sake here are a few more I spotted. All of which are being used in some commercial way.
I can't imagine they do deliveries.
A new type of sign.
Ice cream anyone?
A cafe sign (this one was near Bradford on Avon).
Then a popular green alternative in many cities. I wonder how popular this is in hilly Bath.