Underrated Inventions?

Inspired by a Boston Legal episode, my question is this:

What is one of the most important, but hopelessly underrated inventions of mankind?

Their answer: The condom

Yours?

The wheel. Nobody ever talks about the wheel.

Beer.

Global Warming

…and porn

fake tits

real tits

Shoes.

Top 10 lists in magazines.

-dizzle

Toilet.

bed

The dumbell, coz you can’t spell dumbell without dumb.

Rugby.

Followed by sex (I guess that’s not an invention, really) and drugs and rock and roll.

.

grilled chicken?

tetra packs

protein powder

Tivo

the internet

holidays