Earlier quoted context omitted.
Funny, if Apple trawled through your email, calendar and search history to pull a stunt like this people would be up in arms. Would they? Is there any precedent here of Apple scraping user info? The usual complaints against Apple (mine included) is that their systems are far too locked down and closed to competition- not that they do funny stuff with my data.
Remember the hubbub two years ago when Apple was collecting GPS data? http://www.wired.com/gadgetlab/2011/04/iphone-customers-laws...
http://www.apple.com/ca/pr/library/2011/04/27Apple-Q-A-on-Lo...
All smartphone providers track the same sort of data in roughly the same way, it's part of what makes location software work.