There are so many comments here from people not understanding why anybody would ever want their history to be public, or shocked that that's the default... Here's the thing: you get to type whatever you want, so you turn everything into jokes . Because it's public, you get to make up things that will embarrass your friend. Cryptic emoji. It's fun . It's just silly. When you pay back friends at a bar, you can browse t…
When I'm just trying to settle a bar tab or pay for my share of a work lunch, I don't want to think about whether a joke I make or a new acquaintance makes is going to be hurtful to somebody else who might send me money later.
I don't want to have to think about whether the fact that I got a meal with somebody and didn't invite a third person is going to cause me personal or professional strife. I don't even necessarily want to advertise that I'm briefly in a particular city if I didn't tell all my contacts there I'd be in town.