The ad messages are under the promotions tab. Who clicks the promotions tab? You can even disable it. Honestly, if they were interspersing ad messages with my

The ad messages are under the promotions tab. Who clicks the promotions tab? You can even disable it. Honestly, if they were interspersing ad messages with my regular mail it would be a big issue. But just like with search, where ads are separated off to the side, the ads here are clearly marked and separated. So I don't see a problem.