It is good that Google states that it can be turned off, but how can we trust that promise? After all, Google claims that you can turn off location tracking, a claim which turns out to be untrue.
I live in Sweden, and yes, it's been a few years since the papers here wrote that we had much less 'net than the US, and france, and... then things changed. But not everywhere: I live 22 km from one of Swedens larger cities, and the only broadband service available there is... ADSL at 500kbps DL/400 kpbs UL.