Just found Alix version of the story, which seems to exactly match mine:
https://medium.com/@alix_90171/beware-of-scammer-dde24cb57e82

coboguard please explain us why your Medium account VISK (The account you admitted posting comments with ), also advertised OFFICIAL SCAMS tether-tumbler.com and bitwhisk.io ?

YOU ARE THE SCAMMER coboguard, that's all, and everybody knows it now...