It's primarily a test for obedience. Which leaders respond immediately? Keep them, and put them in positions where there are gaps after eliminating the disobedient.
The secondary goal is to test for what the low hanging fruit are for automation. The end-goal is total automation, but you won't see that for a few years.
The secondary goal is to test for what the low hanging fruit are for automation. The end-goal is total automation, but you won't see that for a few years.