The EU is ill-equipped to deal with this, only the courts are - and the EU courts can only intervene when a case is passed to them. It's a nightmare. If the EU truly believes the charter is a worthy cause it should have been all over this when Bowden bought it to their attention, all they've done is hidden the cracks behind a wall of obfuscation; first via safe harbour which was wildly ineffective and didn't get past its first court challenge and now via privacy shield which is about as useful as a spanner made of sponge.
Biting the hand that feeds IT
