And they actually violate European data privacy laws, as do most of the consent management platforms. Or, they are implementend in a way that breaches GDPR and the ePrivacy Directive - pre-ticked boxes etc.

For context: https://techcrunch.com/2022/03/04/noyb-second-cookie-complai...

They also use deceptive design and make it too hard for a website visitor to understand what's going on under the hood.