Microsoft doesn't have a big share of the mapping, local directory, and user generated search market. By removing this from its "core" rankings, ComScore greatly inflates Bing's importance, because the vast majority search related to maps, local search, and "user generated video" (why not...
In reality however, Google hasn't written any of the client apps Apple bundles with the iPhone OS, which is why the company responded with some degree of surprise when Apple launched the iPhone with its slick Maps app and mobile Safari browser leveraging the open APIs Google provides for its...