Robert Scoble has an interesting interview with Chandu Thota about The Dealmap (recently bought by Google). Although I completely take Thota’s point about APIs and 3rd parties, what strikes me is the apparently automatic assumption that using a map (and the now nearly ubiquitous Google API mashup) is the best way to show his data. It’s as if we are now locked into the idea that if we want to use information visualisation to discover things that e…