This is what people dont get. Of course there is a limit how much you can improve in a short time (due to limits of what learned before), but i bet that if focusing on improving skills related to these tests over a very long time pepple could improve even more. But why let a pointless test dictate what you do with your life or what skills to improve. Let slop solve it!
They do have alot of data to sell to surveillance, ad, insurance industry etc. They can always raise prices there i guess and sell more of it than now.
The secret ingridient is crime