Thank you, that's quite the trip down the memory lane! I devoured Dr. Dobb's when I was a teenager!

I ended up on Michael Swaine's Medium site [1], and then ordered his book: "Fire in the Valley" (2014) [2].

[1] https://medium.com/@michaelswaine

[2] https://pragprog.com/titles/fsfire/fire-in-the-valley/