Why do apps insist on asking for every possible permission they might ever need? Can't you ask after I do something that requires advanced permissions? This is

Why do apps insist on asking for every possible permission they might ever need? Can't you ask after I do something that requires advanced permissions? This is the first thing I see: http://i.imgur.com/wfWCR.png http://i.imgur.com/wfWCR.png I don't even know anything about the app, let alone whether I should trust you.