Kasabi has just moved into public beta. The private beta is over, and Kasabi is openly ready and willing to become your data marketplace. This is similar to what the primates over at InfoChimps are doing: building a community around data sets and APIs. The Kasabi API collection feels like a first attempt at standardizing the task of designing an API for accessing a dataset.
Wading through reams of paperwork to gather data is no-one's cup of tea. Even in this day and age, not everything is achieved with the click of a mouse, and unfortunately, there are still many who have to sort through information gathered from hand written surveys, census forms and the like.