Just noticed the firmware has finally been updated to 3.30, and is available through webupdater. It's worth the trouble as it supposedly will finally "fix" WAAS.

* Added ability to move waypoints using the map
* Added ability to set user declination direction
* Added Automatic Shaded Relief option
* Added brightness adjustments for BirdsEye imagery
* Added display color to track gpx files
* Added Geocache filtering. Select Setup > Geocaches to add custom filters
* Added import indicator for gpx files
* Added multicaching support
* Added periodic track archiving
* Added track review page improvements
* Improved keyboard responsiveness
* Improved WAAS performance
* Fixed elevation profiles to always use the most detailed DEM data loaded
* Fixed future plot with tracks that have no elevations in them
* Fixed issue with calculator % function
* Fixed issue with map POI's showing twice for a single point
* Fixed issue with Oblique Mercator User grid
* Fixed issue with stuck route button.
* Fixed occasional shutdowns
* Fixed shutdown on About Page
* Fixed spot sounding display on certain maps
* Updated map review of tracks and routes. The distance shown is now the distance along the route or track.