It wasn't very long ago that Google Music landed in Europe -- to the delight of local music lovers, we're sure. On its trip across the pond, the service gained a unique new feature called scan and match, wherein Google scans your local music library and makes the songs it matches instantly available in the cloud -- no upload required. Until now the feature, which is similar to iTunes Match, was only available in Europe, but it's coming to the US starting today. From now on, any US Go
