Coattails or bandwagon
Either way, I jumped on board catching the ride. It's too easy to sign up.
I've read on Matt and Dave's blogs about Frappr! When I signed in to join Dave's a screen appeared with the Frappr! url followed by a text box to add a friendly name. Easy - 4 letters: t, o, t, l.
Another cyberroom for the growing astro-blog community.