Youtube activity of "Denis Khafizov" (@deniskhafizov6827) on "Technology Connections" channel.
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Commenter youtube id
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Denis Khafizov
Commenter name
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@deniskhafizov6827
Commenter name id
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"A simple water heater is more clever than it seems"
Comments by video
"Digital audio needed videotape to be possible - and the early days were wild!"
"Duracell PowerCheck: A genius idea which didn't last that long"
"Flash photography used to be pretty wild"
"Home Electrification: There's not a lot to do, and it doesn't have to be hard (Part 1)"
"MP3 CDs: a hybrid "format" that never existed, yet was surprisingly common"
"The Numitron: An obvious idea that wasn't very bright"