Comments by "Julian Petkov" (@julianpetkov8320) on "Engineering Explained" channel.

  1.  @Angry_Squirrel555  They haven't invented anything. Merely adapting electro-mechanical actuators for valves and gears in automotive use. This is where their R&D tax payer subsidy is spent.
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  2. Big bureaucratic companies repress this sort of open thought because they use optimisation software to tune their manufacturing process. If re-tooling is too radical and costly, the idea will be dropped out. We are still in the stone age because Profit Margins. Last time I went to the dentist after 40 years, and lo and behold, everything was just like the 70s. I don't consider a fiberoptic camera and a LCD display as "progress" as it did nothing for my tooth, directly.
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