I don't know if it was the first time this was mentioned here on FlyerTalk, but I do know I first reported seeing this Communications Package option at the Sheraton Manhattan over a year ago back on February 7, 2003:
http://www.flyertalk.com/forum/showthread.php?t=172237
I've seen it at dozens of others hotels since then. Sometimes they advertise it...sometimes you have to ask if it's available.