Dude I’m a beginner struggling to learn Linux because there are so many options, so few good explanations, and people like you only want to patronize me

I just want a tldr

Dumb question but what’s a BSD? What’s the difference?

This probably isn’t the case for you but for some people being forced to leave the house and socialise is essential for their wellbeing. They may hate it, and may not even realize it, but going somewhere they dread is often better for them than wasting away at home.