I've seen it almost everywhere, that's been my experience, but that's anecdotal. I do primarily work with startupy companies and large corps with aggressive environments.
> My friends (female and male) working here in NYC in other industries (finance, marketing, accounting, etc.) usually work 9-10 hours
These are industries dominated by men ...
> Some careers like nursing are known for their crazy hours.
It's not the consecutive hour count that's the issue, but the total hour count. Nurses do work long stretches of time, but they also get long stretches of time off.