"Like Utagoe Live 100, meeting24.tv also has a similar minimalistic feel to it, which is supposed to make it easy for anyone to use – even those with little web experience. The service is based on the assumption that other online meeting solutions such as TokBox (which we covered three times), Cisco’s Webex, Polycom or Skype are just too complex. " (from: from TechCrunch)
I tried it, at least by myself. It seems to work but I am not sure that I am getting the most performance out of my Logitech webcam. Pretty cool.