I thought this was interesting in that it could set a precedent. If pinpointing the physical location was that important for a search on a PC, what kind of impact will it have for mobile search?
From CNet.com Google loses round against Digital Envoy .
A lawsuit accusing Google of misappropriating trade secrets from geo-location specialist Digital Envoy may proceed, a district court in Northern California has ruled.
Digital Envoy's geotargeting patent
The two companies had a licensing agreement as far back as 2000 that relied on Digital's IP technology to pinpoint the physical location of Web visitors for Google so that it could better serve sponsored search results.