It's impossible to pick and choose addons to use in the server. Blame the devs
Incorrect, blame those that abused the plug ins and forced our hand to ban them.
My opinion is that they went their separate ways. They are going to get involved with some one else's case that has ties to one of their earlier cases.
We do scramble in the middle of the if we think it is warranted. However, as you said, scramble doesn't always do the best job. In some cases we like to manually swap players around to help balance the teams out.