Check out how he answers the final question here, it's clear he's talking about a young player they're working with in Cook who they feel has things to learn.
There's no crime in that. The Bills have a high standard in their building, on their practice field. It's not just well what did he do with his touches on Sunday.
Once upon a time Ed Oliver was called out for his habits and Matt Milano was moved to second string during camp and look at those dudes now.