Unfortunately, Twitter accounts really only work if there's reciprocation from the account host. It does require a lot of activity, but the payoff is a place where we don't seem like a bunch of stick-up-our-asses nerds. Hell, individual realms and continents could have their own Twitter accounts and trash-talk each other.
Nothing gets people more involved than having a common enemy. "What, you think you won that last battle? We LET you win that battle! You wait until you see what's next! #Diversion #WatchYourBack #Astrum"