There was, you may have heard, some news about a new iPhone yesterday; over on O’Reilly Radar, Brady Forrest sums up the geotechnology implications of the new iPhone 3GS and iPhone OS 3.0, including the ability of the web browser and accessories to access location data and the new digital compass.

TomTom also announced its turn-by-turn car navigation system for the iPhone: it will be a combination of navigation software and a car kit. No release date or price for either yet. GPS Review, GPS Tracklog, Mapperz.