I think the general concept has continued to circulate on the internet. Chat roullete was popular for a long time, https://chat.meatspac.es/ was a great niche for a while, omegle, etc, etc. But like Leo said in the video, these sorts of "experiments" are really sensitive to a critical mass, where they're super fun if you have > N people on the thing at the same time, and kinda weird if you have < N.