Money-Shredding Alarm Clock Is Completely Unforgiving

Better approach (and legal). Put a credit card and let it do some charity payments if you are late.

next up, money shredding treadmill?

Extrinsic motivation is a tricky one; rationalization is easy: "I will make up for the 100$ if I'm well rested, so I better snooze some more!".

What about a guillotine above your head? That should be enough.