I think it’s a bit weird but it wouldn’t bother me and would probably make me smile.
I think it depends on the retail environment, and how cosmopolitan the city is. If your customers are regularly conservative and up tight then I’d think twice.
Probably worth getting one and wearing it socially first. It will take time getting used to it, you don’t want to go around flashing people, after all.
Taking a crap (crappers were common toilets back in the day, I actually used a crapper toilet recently, that was a day to remember)
Us Brits offten call the toilet ‘the bog’
Doing a poo is the most frequent in my house.