Google was on the news this morning for the latest piece of fall-out from their WiFi survey.

For the uninitiated for some time the Google Street View cars have been scraping WiFi data as they roam the streets. The intention has been to build a database of SSIDs as an …

With no diving excursions today we set about mapping the island. Despite my earlier comments there is GPS signal around and fairly good visibility of satellites. However the signal-to-noise ratio is pretty bad that most of them can't be used for location. I'm not sure if this is by accident …