I was trying to use the mobile Google Authenticator app today and I couldn’t read the entire name of the last code I have installed because of the stupid floating "+" button. The reality is, I sort of know which codes I have installed so I knew which one it was but it struck me: someone thought it was a good design system to have something that obscures the data the user is trying to look at. The Gmail app is another offender, here. The button to create a new email is floating over the list...