You wrote all that and didn’t address the question lmao.
There’s diminishing returns and moreover this idea that people are holding it wrong / they need to figure out the complexity goes against all that has been done over the past 30 years : making things simpler.
You asked me how one could minimise the non-deterministic output of LLM's and I responded, if that's not good enough of an answer feel free to ask a follow up.