It might be difficult to avoid google and others for tech illiterate users, but in some areas, there isn't the choice to use a different ISP.
The argument is essentially the same for Google/Facebook et al. Try telling someone who has used gmail for the last 10 years before Google altered their privacy policy for Google's benefit that if they want to keep their email private they're free to switch to Yahoo or Outlook. And that's a case where consumers have a choice. Consumers have no voice in web sites use of Google Analytics or Doubleclick. Or Facebook's like button. Or Adbobe's audience tracking....