A lot of people ask me what I actually do in my job. It is always hard to describe, and I usually bring up the example of someone wanting to plot the Tour de France on Google Maps, mash it up with other useful information, and then have a new product out of existing products. The whole is greater than the sum of its parts. Cool kids call this emergence. Anyway, finally I have implemented exactly this kind of gadgets I have always been talking about.
It uses various products: