I don't believe that's true. Given many people still spend 4 - 10 hours a day in an email client it's not hard to believe they might pay 50 cents a day if it wa

I don't believe that's true. Given many people still spend 4 - 10 hours a day in an email client it's not hard to believe they might pay 50 cents a day if it was a meaningfully better experience than a free app.