In January of 2008, a new property website called Zoopla! started up. With property prices going ever skyward, it wasn’t exactly a surprising launch, but Zoopla! itself was surprising. Like all very good ideas on the web, it was simple and well executed, yet allowed for good, often complex, effects to happen: list every house in the UK and allow their owners to “claim” them, declare their intention to sell, and tune the price with extra data agai…