I suspect it's like a lot of things. That first job ripple effect helps out in the beginning and then the differences between high and low gpa average out over

I suspect it's like a lot of things. That first job ripple effect helps out in the beginning and then the differences between high and low gpa average out over time. Like kids in headstart or Pre-K programs. They start out ahead of their peers in kindergarten, bit those differences are completely gone by second or third grade.