Observations on Onion Peeling: MLS 5.0, Single Point of Entry, and Revolutions

I've been thinking a bit about the whole MLS 5.0 issue ever since Saul Klein's post appeared. The reactions have been interesting. Greg Swann of BHB was somewhat cool to the idea, as evidenced by the title of his blogpost: The “MLS 5.0″ Manifesto: Everyone working in hi-tech real estate must oppose this vicious plan with every fiber in your being. Don't…