Yeah this is a complete lie.
You can use effectively any harness and get good results. Harnesses are mostly placebo.
You can use effectively any harness and get good results. Harnesses are mostly placebo.
To put that in perspective, the difference between GPT-5.6 Sol Max and 5.6 Luna Max is 8 points. That's a lot of extra performance that you can get for free just by using the best harness.