The point is that I know Google parses the contents of my emails for keywords and then transfers that data around its ad systems (at the least). And hence prese

The point is that I know Google parses the contents of my emails for keywords and then transfers that data around its ad systems (at the least). And hence presents an extra way for things to go horribly wrong. I also know Hotmail (by it's own admission) does not do this. Aside from running emails through a spamfilter, I'd rather not have my email provider gather intel on me via the contents of my emails.