Best invention for the past 200 years?

.....Well .....

I don't like to brag! .... but ....



?W????
 
maybe ecology and what hurts enviroment ?

maybe what causes cancer?

or maybe how to drive the masses like tv?
 
Everything by Nikola Tesla. According to me one of the greatest genius of all times! He was a Serbian.
 
Condoms, and especially pornography have been around for much longer than 200 years.
I think food preservation, a Napoleonic military invention, should top the list.
 
Best invention?

It would have to be the airplane. It's amazing how tons of metal can fly.
 
Funny thing is that a primitive steam engine was developed in Alexandria almost two thousand years ago, but they ignored its potential because it was too expensive compared to slavery.
 
Dianatomia said:
Funny thing is that a primitive steam engine was developed in Alexandria almost two thousand years ago, but they ignored its potential because it was too expensive compared to slavery.
Click to expand...

I think it was actually lost due to war before it could even be thought of as useful for anything practical.
 
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