This same argument is valid for people.
That does not mean people are useless, for example as assistent.
Maybe we should just use that knowledge and still try get the best out of it.
It is possible to host a blog wihout third party services.
Maybe small businesses should focus on minimal websites and build from that.
As you grow, you can more easily affort the costs for lawyers to check if the features you want to build are GDPR compliant.
"Virtually every business relies on third parties to process personal data. Whether it’s an email client, a cloud storage service, or website analytics software, you must have a data processing agreement with each of these services to achieve GDPR compliance."