Sometimes bugs appear only if you load three specific packages in a specific order. The fact that there are no namespaces and every package can modify everything makes it a complete nightmare. LaTeX would do well to take a hint from the lessons we learned in the past 40 years. Or just retire it and push something sane forward, like Typst.
I don't know why you think the condescending tone is appropriate. I've been using LaTeX for twenty years and I believe I understand the difference. I also respectfully disagree on your assessment of Typst.
I’ve written book-length documents in Plain TeX (probably what you mean — nobody writes in “raw” tex) and in LaTeX. I would say that Typst, if it’s a replacement for anything, is a replacement for LuaLaTeX, because of its programmability. But in this article I framed it as a possible LaTeX replacement: