Tangential to the post, but I think it goes from being cool to being off-putting when there's a performance element to being a ___ guy or ___ friend. Someone wh

Tangential to the post, but I think it goes from being cool to being off-putting when there's a performance element to being a ___ guy or ___ friend. Someone who puts "caffeine addict" in their Twitter bio is making a carefully honed statement that (1) they're really into coffee, they're a geek and obsess over things (2) but also they're relatable, everyone loves coffee, right? and (3) they're vulnerable, they're willing to admit that they have vices too. It has a kind of weird humblebragging vibe to it.