I don't see how that is problem at all? They are actually taking what is an almost universal border law and updating it for common times while every other country on Earth puts their head in the sand and is 15 years behind.
People can walk across national borders right now with a piece of paper that has 12 words scribbled on it carrying $50m in crypto and legally there's nothing anyone can do about it despite the clear restrictions placed on travelling with $10,000 or more.
Your assets remain at home. If you start making $20,000 purchases or taking out that much from ATM's on holiday then yes it will be noted by the authorities in their system and treated just the same as money in a bag at the airport.
People can walk across national borders right now with a piece of paper that has 12 words scribbled on it carrying $50m in crypto and legally there's nothing anyone can do about it despite the clear restrictions placed on travelling with $10,000 or more.