I'm confused by the notion that using nicknames mean you're substantially closer to someone than you would be as members of a team. This is, actually, extremely

I'm confused by the notion that using nicknames mean you're substantially closer to someone than you would be as members of a team. This is, actually, extremely surprising to me, given my previous experience on sports teams! Sports, in particular, has it's fair share of intermittent shoelessness and chatting about other subjects as well.