Most of the capturable value in education is signal of acquired knowledge and other factors. I misread what you wrote here. I thought your point was that the

Most of the capturable value in education is signal of acquired knowledge and other factors. I misread what you wrote here. I thought your point was that the value of education was merely as a signal for knowledge rather than in the acquisition of knowledge. Rereading your post I see what you were getting at is the capturable value from an ed tech/ed business perspective. Sorry about the misreading.