The particular problem here is the number of staff needed to actually administer and grade these kinds of tests. We're already talking about how expensive education is, just wait till this happens.
Exactly my point. It sometimes takes time for education to adapt to new tools. Writing, calculators, search engines, etc. I was in the last semester to learn mechanical drawing, the next semester learned CAD. Education adapts.
The particular problem here is the number of staff needed to actually administer and grade these kinds of tests. We're already talking about how expensive education is, just wait till this happens.