I was just thinking about the same thing a few hours ago. I think this would be useful because if I wanted e.g. someone to introduce me to a potential investor,

I was just thinking about the same thing a few hours ago. I think this would be useful because if I wanted e.g. someone to introduce me to a potential investor, I could look the investor up on FB and see if I am connected to that person, and ask the "connectors" to introduce me.