Sure, you have friends. Sure, people Like your pictures on Facebook and Instagram. Sure, people favourite your tweets. But what would these people really do for you?
None of 'em would take a bullet for you! Some would make a hashtag. All will talk about how much they miss you on their profiles. Sometimes, that's enough for me.
In my own personal order of worst to first on what I expect my online friends to do for me: LinkedIn, Pinterest, Twitter, Instagram and Facebook. I only have three friends on Facebook. The chart was made by Ted McCagg. [Ted McCagg via Laughing Squid]