Interesting conversation today with friend and colleague Tom Carlson who's fast becoming a raving social network fan. Actually, it's always in our blood until we discover the framework that unleashes it.Anyway, we were talking about rating the quality of our connections on a -10 to +10 scale. As it turns out, each of us, given everything on our personal plates, have finite bandwidth of time and energy we can give to the quality of our connections. It is our experience that our strong +9 and 10 connections often require more care and feeding than our more superficial +2 and 3 connections.So we can visualize having a bandwidth of, say, 50 points on any given week on personal and professional scales. If we have two +9's, that leaves 32 points to distribute among maybe a few of +4's and 5's and...