M$ doesn't need to compete with Google on price...
...because Google's product is a bag of nails that accepts "wugahumphtuma" as a legitimate word and will quite happily, when set to the English UK dictionary, continue to accept American spellings.
I mean, does any self respecting business really want to trust its documents and correspondence to a spell checker like that?!?!
http://msknight.com/technilife/?p=610