Why can't you make friends at a bar or coffee shop? If you're working 40 hours in the same place as people, I doubt it matters if it's an office or a cafe, you'

Why can't you make friends at a bar or coffee shop? If you're working 40 hours in the same place as people, I doubt it matters if it's an office or a cafe, you're bound to get to know people unless you're very shy.