> Meat is actually super easy for humans to digest and it has no downsides to it.

In moderate amounts, sure. But frequently eating red meat (more than two or three servings a week) is terrible for you. There's "a clear link between high intake of red and processed meats and a higher risk for heart disease, cancer, diabetes, and premature death": https://www.health.harvard.edu/staying-healthy/whats-the-bee...