> For me, the "instant back button" moment was the little pop-up at the bottom of the screen that played a loud chime sound. I normally have my sound muted, pr

> For me, the "instant back button" moment was the little pop-up at the bottom of the screen that played a loud chime sound. I normally have my sound muted, precisely to avoid such nuisances. But this site shows why even that strategy is not always enough.