Have you considered limiting things by chunk? This would be a neat way of not having to keep track of players, but rather throttling offending chunks. This could have some annoying chunk-boundary effects but overall things might run more smoothly than now.
Getting connection issues today, starting at 8:15am EST
From Console: java.net.ConnectException: Connection refused
Looks like it is perhaps a creeperhost issue (what this thread is all about, right?)
fusty
24
ComputerCraft programmer (turtles, ccSensors etc.), IC2 (nuke newbie however), redpower2 pipe routing
We need not a president, but a group of leaders.