Vaporware can be both software and hardware as well that has been announced but has missed its release date by a significant amount of time.

Vaporware is also a term from time to time used to explain events that are announced or predicted, never on the record cancelled, but never projected to happen.

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Martin Cooper (inventor) Inventing handheld cellular mobile phone Making world’s first handheld cellular mobile phone call. Martin “Marty” Cooper (born December 26, 1928) is an American engineer.