People had been running untrusted apps in the browser and collaborating over the internet for more than two decades now. Mobile OSes threw out all the safety lessons codified into web browsers and built an entirely new permissions model. A decade later, here we are - there are hundreds of companies holding varying levels of access to your entire contacts list, text messages, GPS data, photos and other media. And all of them will hold on to it for eternity.<p>I for one, am glad web apps are making a comeback. Now I use web apps wherever possible, fully aware that I can't do anything about what's already been shared.