I find those case feeders to be repulsive for the average loader. I mean... if you're too lazy to grab a piece of brass and put it in the dang machine...
I've run my dillon for many years now. And I've tried to take as much nonsense OFF of the machine as I can... not Add to it. I don't need and early primer or powder warning system. I opt to actually PAY ATTENTION at the bench, MAMA!!