E2– ESRI finally catches up to GE. Almost
Virtual Earth– Microsoft adds the ability to add and save shapes, and browser-based GE-esque 3D views
GE– Google gulps SketchUp and consolidates GE’s usergroups by jumping head-first in collaborations
Spatial Web Services- Be it ESRI’s ArcWeb Services with GlobeXplorer, or DM Solutions Group‘s MapSherpa Spatial Web Services and Mapgears, spatial web services gain a firmer footing at the enterprise level.