The only data collected from users is their likes and dislikes made while the extension is installed.
No personal info, account name or watch history is collected or saved.
Users are identified by a random user ID, which is not directly linked to any of their accounts, the only purpose of this user ID is to make voting process possible.
None of the saved data is shared with any third parties, and none of the data is being used for any commercial purposes (ads, targeting, etc.).