To offer a counterpoint, I don't find those deceptive at all - your depiction is the one that sounds too forgiving and downplays the real impact.
Also, "anonymised" data just doesn't have your name attached to it, but can still be a very detailed personal profile. All it takes is one link between your identity and that data to de-anonymise it.
In that case, is it properly anonymized? It's just lip service then. Lip service is enough to be in breach of contract with the end users.
Also: you don't feel deceived by having at least two claims to be completely unsubstantiated (the broken links)? You don't feel deceived when someone tells you a truth that implies a completely different conclusion because they omitted a crucial detail?
Also, "anonymised" data just doesn't have your name attached to it, but can still be a very detailed personal profile. All it takes is one link between your identity and that data to de-anonymise it.