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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The computer mouse as we know it today was invented and developed by Douglas Engelbart, with the assistance of Bill English, during the 1960’s and was patented on November 17, 1970