Does Social Sign-In Shift Signal Trouble for Facebook?

Social sign-ins are the perfect way for sign in providers to take advantage of the typical lazy Internet user. Rather than having to remember pesky logins and passwords for many sites, users can sign in using any number of social login options. The major players are the usual suspects of Facebook, Google+, Twitter, Yahoo! and [...]

Source: http://www.marketingpilgrim.com/2013/04/does-social-sign-in-shift-signal-trouble-for-facebook.html

more info here more info here more info here more info here more info here more info here more info here