If it's costing money to run the server...and it's never populated... donation $ isn't coming in to cover the expenses.
...Shut down everything.
Then just take them down and put something in their stead... The whole point of CG servers is ruined if no one plays.
Yahtzee seemed pretty fucking tired of em and nobody popping. I think he agrees with it.
Sorry yahtzee but I gotta agree on these going.