It'll be announced this morning at Where, but there's a
blog post about first set of apps. Only a few are particularly spatial - WeatherBug weater, Caldwell Banker home search and speed traps from Trapster. As TechCrunch
notes, it's odd that to get info on the API you must send e-mail rather than say read all the details then apply for a code or something. I guess Dash hasn't been watching how the rest of the tech community is doing APIs.