If everyone went vegetarian, they would still farm the cows and sheep and goats and chickens to make milk and cheese and wool and eggs.
But yeah, its not going to just happen that suddenly everyone goes veg, so even if there were no other uses for animals, you wouldnt just have all the animals currently bred for meat released out onto the streets.
But yeah, its not going to just happen that suddenly everyone goes veg, so even if there were no other uses for animals, you wouldnt just have all the animals currently bred for meat released out onto the streets.