Many knows it and some don't: https://steemit.com/steemspeak/@lasseehlers/steemspeak-not-on-the-blockchain-you-will-get-kicked-out-at-least-they-did-it-to-me-now-that-i-told-them-that-the-earth-is-flat

I am still not allowed to talk about Flat Earth on SteemSpeak, it is only a matter of time, then they will all wake up!