What are the most important technologies that have been invented and hidden over the past 100 years?

What are the most important technologies that have been invented and hidden over the past 100 years?

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answers (3)

Answer 1
August, 2021

In 1940, in Moscow in GUM, "phonographs" "Talking Newspaper" were sold - on a paper tape five centimeters wide, six tracks of sound were recorded as on film - the reader had a minimal simple device - a light bulb and a photocell, connected to a radio, the price of the device was not specified, one track - 30 minutes of sound, one roll - 3 hours.

Advantages: the sound can be printed on a tape quickly, like newspapers, the extremely low cost of the result is a penny, and tape recorders and tapes are not on sale then was generally, the record sounded 4 * 2 minutes maximum and hissed.

Answer 2
August, 2021

Well, I wouldn't say ... Everything related to self-sufficiency: energy, food, etc. About 50 years ago, all the steam of the NTP goes into a whistle.
Electricity without wires: Tesla was affectionately told: "Nikolushka, where are we going to put our meters? No need to dig further, no need. And then suddenly you, infection, will turn out too you're talented. "
Starch and sugar from cellulose - hamsters should only feed from a certified feeder. And in general it is interesting, the technical super-duper rrrrevolution in the agricultural 100 years ago happened, in the same Germany 2% of the peasants feed the whole country, and food has not become a penny cheaper, surprising, right? ;) electronics in less time fell in price to kopecks, well, it is not suitable as a collar for a hamster: you want to eat every day, but you can do without electronics.
After the war, NAMI designed and built a fireless (with automatic firebox) steam car and timber truck. And ... are quietly fucked. Obviously, we in Siberia, on a thousand-kilometer forest roads in winter in the snow, do not need this at all, right? ;) and then the Russians have taken up Siberia too cheerfully ... Lose farming annoys not only us, but also the Swedes - this is the population will go around the traffic police post in the swamp! Disorder. You never know that "healthy milk" and "eats useless branches", what if you smuggle on it ?!
Desalination and purification of water (hamsters should buy bottled, right?;) Krantik / delivery should not be in the paws of a hamster .
(Mahatma Gandhi, I remember, had the audacity to evaporate salt with his own hands - a terrible pirate! And who will pay the excise tax on salt then ?! l was in the USSR, emnip).
Yes, and at least adheres to a lot of things according to the principle "this is better, but we still did not suck all the money out of the consumer under the previous patent."

Answer 3
August, 2021

I have somewhere in my desk a drawing of a starship, which was made by a neighbor's boy about ten years ago. I decided that humanity is not yet ready for interstellar travel and hid his invention from the public.
P. S. Seriously, you yourself think: since technologies are hidden, how would any of us know about them? Those who knew would have kept quiet for obvious reasons (money, fear).

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