OAuth1, OAuth2, OAuth...?Please don't think about OAuth2 as about the next generation of OAuth1. They are completely different like colors: OAuth1 is the green version, OAuth2 is the red version The biggest OAuth1 provider - Twitter. I bet ($100!) they are not switching to OAuth2 in the near future. Pros and cons: + becoming compatible with the rest of social networks - making authorization flow insecure, like the rest of
