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or Twitter or ... Give them options, and they will sign in.

• 27182818284 12y ago
  Yes. I think a lot of startups and app developers incorrectly think that if someone doesn't want to log in with Facebook, they don't want to use any sort of account, but that's not true. Even though I don't have a Facebook account, I still use Twitter to sign into a few apps and still use Google+ to sign into others.