> until all potential sources of error are close to being eliminated

  >  if you also want to predict future performance, you need to break it down into smaller components and track each of them individually.

This is fascinating. LLM community discovers PSP/TSP rules that were laid over more than twenty years ago.

What LLM community miss is that in PSP/TSP it is an individual software developer who is responsible to figure out what they need to look after.

What I see is that it is LLM users who try to harness LLMs with what they perceive as errors. It's not that LLMs are learning, it is that users of LLMs are trying to stronghold these LLMs with prompts.