> According to MS, this campaign came out of a survey where something like 45+% of users didn't know Gmail scans their emails, and 80+% of those didn't approve of it

You think when they brought veteran political campaign pollster Mark Penn [1] to run the anti-Google campaign, he brought political-campaign-style negative ads but left the push polls [2] at home?

[1] http://en.wikipedia.org/wiki/Mark_Penn

[2] http://en.wikipedia.org/wiki/Push_poll