Dodgy Technology

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[1] Snake oil

[2] Highway lamp pole generators?

[3] AirBattery- Seems pretty dodgy to me.

[4] "Harness The Earth's Energy While You Sleep" (plug your bed into Mains wiring)?

[5] NO MORE "SMART" APPLIANCES

[6] Auto-Tune. Now used on Simon and Garfunkel.

[7] Mostly dodgy: SARS-Cov-2 rapid tests

[8] wideband active antenna?

[9] Samsung RF energy harvesting

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