https://gist.github.com/erincandescent/8a10eeeea1918ee4f9d9982f7618ef68
None of those search engines found any of the following relevant discussions:
https://news.ycombinator.com/item?id=20541144
https://lobste.rs/s/eextl1/former_arm_engineer_s_opinions_on_risc_v
https://www.reddit.com/r/programming/comments/cixatj/an_exarm_engineer_critiques_riscv/
https://www.reddit.com/r/RISCV/comments/ciyigm/an_exarm_engineer_critiques_riscv/
https://www.reddit.com/r/programming/duplicates/cixatj/an_exarm_engineer_critiques_riscv/
https://www.reddit.com/r/cpudesign/comments/cjesux/an_exarm_engineer_critiques_riscv/
Is there some other search engine that would have found those for me?
Try putting "related:" infront of your domain.
Eg. "Related:https://gist.github.com/erincandescent/8a10eeeea1918ee4f9d99..."
Here is a link to a decent list of functional google operands.