What would happen if Android app is released with debuggable on?

Question

The golden rule is to set debuggable option to off prior to releasing your Android application to the public.

What would happen if I leave (forget to turn off) this

Answer 1

It's also possible that a malicious user could learn more about the inner-workings of your app then you'd like them to.

One good practice is to link debugging mode specifically to your unique device id.