No idea where they live but here in Germany ads for political parties are severely limited except during the months leading up to an election and advertising aimed a children is harshly regulated.

Sidenote: A similar app is https://squoosh.app/

Basically as long as a website doesn’t do shady shit with cookies no cookie banner is required.

That is actually the status quo. If a website only uses cookies that are needed to make the website function, there is no need for a banner or dialogue. These cookie banners are there deliberately to be annoying so you’ll agree to more than is necessary.