I think the other thing that is that the RTS community has de-emphasized modes other than 1v1 to the extent that it's basically a 1v1 game like fighting games.

I think the other thing that is that the RTS community has de-emphasized modes other than 1v1 to the extent that it's basically a 1v1 game like fighting games. At least with MOBAs there's a destressing factor of losing with a team that stops the feeling of sole total responsibility that makes so much ladder anxiety. Similarly, arena shooters also have team deathmatch modes.