It was informal. No doubt it relly helped that we are G-Suite users and adding Google Meet to a calendar event is a one-click operation (although it is possible

It was informal. No doubt it relly helped that we are G-Suite users and adding Google Meet to a calendar event is a one-click operation (although it is possible to add other providers now). Compared to the ultra clunky WebEx client, buggy web version and no native integration with GCal at the time, it just faded out of existence for us.