Thing is average employee skill level is low. And entirely replaced by something like GPT 5.5
People have egos and people have "phases" in life. A 10x person isn't productive for all years of their life.
They've periods of high performance, periods of low performance, depression, etc.
Above all, communication overhead is the biggest bottleneck in product development and information withholding and asymmetry.
This makes AI far better because it can simply write all its findings to a file, which you can revisit later.