To be fair, zoom and webex were pretty popular in academia and business before the pandemic. Skype was good before Microsoft ruined it with the social stuff. Hangout was good until Google transformed it. FaceTime isn’t feature rich enough for business. So all that’s left were those two.Yes. Skype was always really annoying to set up, even annoying to call people on. There was no good alternative that didn't have those problems until Zoom came about.