I always enjoy reading deeply technical writeups like these. I only wonder how much more rare they may or may not get in the AI era.
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But AI won't replace them, nor did the past 50+ years of software development innovation. There's millions (tens of millions?) of higher programming language developers that don't know the difference between stack or heap besides maybe some theory they half remember from school but they don't care because they don't have to think about it for their day job.