The funny thing about all the products you listed is that later iterations of these concepts have made (or are now about to make, in the case of VR) major impac

The funny thing about all the products you listed is that later iterations of these concepts have made (or are now about to make, in the case of VR) major impacts. Perhaps part of the reason these products failed to "shape the future" was because they didn't have the business and financial backing that can be offered by firms like Andreessen-Horowitz.