Exercising the Google Maps API. Geocoded RSS is Google Maps will be a good thing. Made a first pass at an RSS parser and display in GMaps, using the USGS earthquake alerts feed. View source for details.
While this works, performance is not so great with even a medium number of annotations. I used the > 5.0 richter scale feed, because the > 2.5 feed was very slow to load, and navigate.