Great ideas can come from the most unexpected places. They may not even appear to be that great to begin with, but the truly excellent ones always shine through in the end. Or something like that.

What we've got here is a bunch of surprisingly useful contraptions people cooked up in their lizard brains between the hours of 2 a.m. and 3 a.m. Except for the double-sided USB plug. That thing was conceived by anyone who's ever used a USB cable.

The best part about these designs is that there wasn't too much thought involved. Just a simple idea that was destined for greatness and brought into existence by someone who wasn't too lazy to make it happen.

This hammock bathtub

“This mini throwaway pizza cutter that came with my pizza.”

This doormat reminds you to not forget all the important things before leaving your home.

Finally, a mannequin that shows how the shirt will really fit

The mug, that is also a hand warmer

The USB connector that can be plugged in both ways

This mirror wiper that clears the bathroom fog

The wok that has circles for oil measuring

This pen looks like a small baguette when the lid is on.

The split keyboard

“This music store repurposed a high-hat drum pedal into a hands-free sanitizer dispenser. And yes, it works.”

“My new toaster has an integrated toast grabber so that you don’t burn your hands.”

“My microwave has a ‘no beep’ setting.”

“In the driverless metro in Copenhagen there are fake buttons in the front for children to play with.”

This light bulb box has “Lighting Facts” designed like nutrition facts.

A ramp that helps you walk your bike up the stairs

“My neighbors built their new fence around the trees on their property.”