'Oh Crap' App: Preventing or Promoting Drunk Driving?

The app gives tips to drivers being pulled over like: "shut up" and "be polite." There's a feature to calculate your blood alcohol content and a button that contacts an on-call lawyer. Plus, there is a whole section on basic legal rights when being pulled over.
One of the most important parts of the app is the recording function, which starts when someone pushes the 'Oh Crap' button. It records 15 minutes of audio or until the person hits stop. Later