Hey opticrafters!
There's a mumble party happening right now, as you're reading this! Come out and join the fun, and enter in the competition to win your own private world! Note: You must be on mumble to enter the contest.
The IP is mumble.opticraft.net, and the port is 64738.
You don't need a mic, just come and enjoy the party!
Disclaimer: No world will actually be given away.