And that those were in turn based on the ideas of Von Neuman & co. from 1945 of tabulating numbers efficiently, and so on and so forth in roughly equivalent leaps all the way back to the first abacus.

It's so reductive of a perspective that it's self-defeating, since no human being, including you, could ever actually comprehend the entirety of technological development, or even just the post-1945 developments.

I think it is a pretty clear line between attributing the quality of a piece of software to two decades of prior development at the same company, with its own continuity of developers and institutional knowledge, as opposed to the general benefits all software gains from the industry advances it builds upon.