That's so interesting. This thread totally validates what I have been saying all along for the past several years - that mobile phones are a better platform for building social apps than facebook. That's why my last two years have been spent building this:
Not that I'm against the concept, but I'd much rather give up my Facebook info than my mobile phone info. I even avoid(ed) giving Facebook my phone number.
http://qbix.com/blog/index.php/2013/04/a-new-kind-of-platfor...