I actually did know that, but I’ve haven’t many people use that term. It’s practically gotten no media coverage, probably due to the cachet of the millennial term.
What do you guys consider the cutoff for millennials? I’d say if you can’t at least vaguely remember 9/11, you’re post-Millenial.
According to that Wikipedia article, the beginning of Generation Z has been defined anywhere between 1993 and 2005, depending on who you ask.