How is that a flaw? They have SIX HUNDRED MILLION USERS.
People want junk food. That's why everyone is fat and dumb. They watch junk on TV, read junk online, say junk to people on facebook, and eat junk at home.
0.000001% of people care about privacy and control and less apps & games.
Allow me to categorize my friends into work, friends, family, public categories and you're on the right track. Come up with a novel way to communicate with each other.
You really believe FB will rule the world with under 50% of the world's *
current internet users? I foresee millions of "new customers" with different expectations in the next decade. FaceBook wasn't first and I don't believe they'll be last.
Junk food? True but I'd rather be Starbucks than McDonalds. If I do this, we're doing it right. I'll be back with something you can see this summer.
You want a simple organized directory that makes communication with your entire network dead easy? Got it.
Right now, social networks are like junk food for humans. You know what I mean. I would like to solve that flaw sooner rather than later.