https://makezine.com/article/technology/corral-a-bunch-of-random-slash/
Corral a bunch of random Slashdotters into a chat room - Make:
May 17, 2007 - Steve Pasetti posted a nifty trick for creating an ad-hoc chat room full of random Slashdot readers: How do you get a bunch of folks from Slashdot into a
a bunchchat roomcorralrandomslashdotters