Bermuda triangle for platforms like YouTube and Facebook. I wholeheartedly agree @kingscrown, I think the whirlpool that Steem is causing will be like the
Once the momentum starts it will be next to impossible to stop Steem, especially with this community. I can see platforms like the usual suspects that people use now ending up like Myspace and the other long, lost, and forgotten. Zhao Changpeng (C-Z) is definitely on my list of heroes!