Skype Meet Now also lets you blur your background.
Skype became a standard for these kinds of calls because Skype is already everywhere, with apps for Windows, Mac, Android, iOS. Well before quarantines and sheltering in place, I've used Skype for interviews for job applications, recording podcasts and other various needs. Another reason people might prefer Skype for their video conference calls is that they already have it - whereas Zoom may be new for a lot of folks.
