Many Turing scholars share a dualistic outlook on science and technology, distinguishing between non-causal (abstract) objects and causal objects. This outlook stands in stark contrast with Turing's monistic thinking and his answer to what a Turing machine meant to him in 1948. ......
The first chapter of my 2016 book Turing Tales is made available here. I explain my methodological stance on the history of computer science, and introduce the topic of "conflations," which I believe is key to understanding the history of science and technology.
Is the history of computer science solely a history of progress? I don't think so. Judge for yourself by reading the present post in which I scrutinize the famous textbooks of John E. Hopcroft and Jeffrey D. Ullman.
Quotes from 1969 and 2007
I start by comparing the following two quotes. The first quote comes from Hopcroft & Ullman, 1969: