I sure didn't.

Did you know that you can do cross-server tells to your friends playing on different servers in SOE games? How about that you can do cross-game tells? Pretty cool, huh? SOE has the lowdown on how to do it in this news post.

Cross Server Tells
/tell soe.vgd.seradon.Ellyra Hello!

Cross Game Tells
/tell soe.ps.markov.Thom Look out!

See it in the original context here.