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energy stored in a capacitor

"The Internet of Things is coming. Many industries are moving to add computers to their devices, and that will bring with it new opportunities for manufacturers to cheat. Light bulbs could fool regulators into appearing more energy stored in a capacitor efficient than they are. Temperature sensors could fool buyers into believing that food has been stored at safer temperatures than it has been.

"...Proprietary software is increasingly being used in critical applications: voting machines, medical devices, breathalyzers, electric power distribution, systems that decide whether or not someone can board an airplane. We're ceding more control of our lives to software and algorithms. Transparency is the only way verify that they're not cheating us."

Volkswagen and Cheating Software For the past six years, Volkswagen has been cheating on the emissions testing for its diesel cars. The cars' computers were able to detect when they were being tested, and temporarily alter how their engines worked so they looked much cleaner than they actually were.…
schneier.com
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