A judge can say anything they like, but that doesn't mean it'll be upheld at appeal.
If you can use a local version of an external resource, you should. Minimisation is an integral principle of GDPR. There are plenty of circumstances where it would be impractical or impossible to perform a necessary function without sharing data with third parties, but that still needs to be done with appropriate thought and care.
I would have a great deal of confidence in embedding a resource provided by Stripe; I would have absolutely no confidence in embedding a resource provided by Google.
If you can use a local version of an external resource, you should. Minimisation is an integral principle of GDPR. There are plenty of circumstances where it would be impractical or impossible to perform a necessary function without sharing data with third parties, but that still needs to be done with appropriate thought and care.
I would have a great deal of confidence in embedding a resource provided by Stripe; I would have absolutely no confidence in embedding a resource provided by Google.