They have two choices. They can kill these male chicks at birth, or let them grow into table chickens. Normally, it is the former that is done. Apart from the spaces and food they would use, gradually the price of eggs would become out of reach for all but the wealthy. Most people live in a dream world of their own making.
Veggies are one of the worst examples.
So the culture is changing. Eventually a veggie would trot out one of the 'invented pieces of their nonsense science'. Seabreeze say is that meat is the lowest quality protein. An unbelievably stupid statement. It is simply untrue.