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You’ve provided no links or references to any of your rebuttal here.

Hydrogen-powered planes almost ready for takeoff

No they aren’t, and they never will be (save for maybe a few small private one-offs). Certainly never for anything commercial.

Miles ahead of any Lemmy app so far.

It’s all that Millimeter Wave 5G garbage that drops coverage like a fart in the wind, hardly ever works, requires more expensive phone plans, and requires a special radio on your phone in addition to the normal 5g one.

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