That will eliminate one of the dirtiest jobs in the poultry industry. Sexing a chick involves probing its gastrointestinal tract, but I won't go into detail because FR is a G-rated site.
You just pick up the chick, aim it’s butt at a waste can and giver a quick squeeze. It will squirt poop. Then look for some type of formation in it’s butt hole.
We had a crew of Japanese sexers come in and do the work for us. They tried to show me what to look for but I never could catch on.