I had this problem recently, I wanted to get in contact with an old friend I hadn't seen in years. Because it had been so long I no longer had a current phone n

I had this problem recently, I wanted to get in contact with an old friend I hadn't seen in years. Because it had been so long I no longer had a current phone number or email address. At this stage we didn't even live in the same country as each other. Solving this problem, or problems like it, might go a long way to reducing the appeal of Facebook.