To date, what do you think is the greatest invention or discovery and why?
guyrocket@kbin.social to 
Mine is the computer. I continue to be amazed at what we can do with them.
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guyrocket@kbin.social to guyrocket@kbin.social to
Air conditioning
For people that really really need air conditioning, it's an amazing thing
The vast majority of people who have it don't need it. Especially in, ahem, that one country
It's horrendously wasteful