Doesn't matter. At the end of the day, the knowledge is embodied by humans, or can be learnt again. Let it be 100, 1000 or 10000 people. At the end of the day, they are made of meat.
When you let the machines do it, and don't care about moving it towards human domain (i.e. meatspace), you're done.
When you let the machines do it, and don't care about moving it towards human domain (i.e. meatspace), you're done.