what's going on with the teams? you mean that every active (or at least relatively active) member should choose a team? and what then? some competitions?

It would appear that the "Teams" game is undergoing intense changes, but here is the forum that details what it's all supposed to be about.

link

I have no idea

I'm on one, and you can still apply.. but some of the users are not really participating in it and you don't necessarily HAVE to be in one to be a member of this spot. Honestly, the teams thing is not working out that much, and I'm just gonna leave it at that.