Would you prefer to live on Earth of ~1 billion who can enjoy their lives or an Earth of ~1 trillion confined to bunks and soylent? Eating meat allowed people

Would you prefer to live on Earth of ~1 billion who can enjoy their lives or an Earth of ~1 trillion confined to bunks and soylent? Eating meat allowed people to evolve and we're hardwired to strive to eat it. "We" are already diminishing in numbers, the problem is to stop at a reasonable number and make sure "the others" follow suit.