A bit tangential, but I had a tendency to just sleep through my alarm. I ended up getting an alarm called "The Earthquake", or some similar cliche. It had a mod

A bit tangential, but I had a tendency to just sleep through my alarm. I ended up getting an alarm called "The Earthquake", or some similar cliche. It had a module that you'd stick under your sheets or mattress and would violently vibrate when the alarm went off. I quickly learned how to disable an alarm while groggy instead of sleeping straight through it.