No, but the windows were smaller, scratched and usually rather dirty, esp in nyc.

They weren't designed for privacy. I'm guessing to was to protect against the elements.

Supes can move so quickly he's all changed and his work suit is neatly folded and tucked into its pouch while anyone watching would just see a brief blur. But he'd rather nobody bumps into him while he's doing it.

in the UK, yeah -- all the way to the early 2000s you could get free shelter

Right even the ones on the street weren’t “booths” they were more like stands. At least in the US.