Meat by-products...ah, those wonderful words.
"usable product other than flesh obtained from slaughter animals including edible organ meats and various inedible products (as hair, bone, or fertilizer)." -Merriam Webster Dictionary definition.
If you think dry vs. wet food is just a matter of opinion, you should look further into it.
When your cat has severe health issues when it's too late (as in older) you will regret not feeding canned food only.
I don't mean to scare or sound preachy I am trying to spare you and yours some...