Amazon charges about $40-$50 for the no ad versions of some gear so let's say ads are worth that much to them. Ads that show up on lockscreen of a low battery

Amazon charges about $40-$50 for the no ad versions of some gear so let's say ads are worth that much to them. Ads that show up on lockscreen of a low battery tablet might be more of a nuisance then those on a kindle where the battery lasts weeks however. Let's also not pretend price and ads are the only difference: iPad "3": better screen, bigger screen, better SoC, better apps, better battery life, actually on sale at the moment.