The Tinder glitch reveals the problem with integrating Facebook into other social media apps. Although a movement to delete Facebook has gained moment among businesses, celebrities, and private users, doing so could make it more difficult to access and interact on other apps. For example, it’s possible to create a new Tinder account using a phone number, but users who had previously logged on via Facebook would lose all access to matches and conversations they accumulated.
Lose a little, gain a lot. Not fond of app sign-ins. I've always preferred to use email/password when available.