All my side projects and any projects I control use exclusively social login. Here's why. 1. Its way easier on me. I don't have to worry about password resets or users hacking an account in the site. OAuth and be done. 2. I don't have to deal with any outgoing or incoming emails and complaints dealing with login. 3. I don't have to worry about scammers, since google/facebook pretty much require phone, a non fake emai…
On points 3 & 4: I've seen more fake Facebook and LinkedIn accounts than I can count. Some users have dozens. I haven't looked into how they create them so easily, but they do. While it's certainly more hassle to get one than a fake email, there's still a ton of them.