Agreed.
Also it being more natural is irrelevant. They aren’t wild animals. They’re pets. They’re much better fed than anything they’d compete with, so they aren’t having to worry about being sparing with their caloric expenditure. That’s also not natural.
Get a catio, don’t let your cat roam wild.
Wait ‘til they find out the cereal in bags is the same thing as the cereal in boxes.