1. They aren't as savory
2. After giving you such a mid taste experience, they leave that weird taste on your tongue (which just means they use alot of artificial garbage to try and enhance the flavor)
To me, Chewy Chips Ahoy and Oatmeal Cream Pies go in the S tier. I love you as an existing person for putting Oreos, Sugar Cookies, and Macarons in the S tier.
For a trash, dogshit, watered-down, crusty, unappetizing, sorry ass, doo doo garbage disgrace of a cookie, they for once got a W with the Chewy variants.