It used to be face value, so you could move a lot. Now it is actual cash value, so it is limited to 10,000 US Dollars for us folks still stuck in the USA.
This is one of the primary reasons for crypto though. It is the best way to move your wealth across imaginary borders.
The US seems like it's making it illegal for digital currency border crossing above 10k as well... 😨 https://bitcoinmagazine.com/articles/us-bill-requiring-travelers-declare-digital-currencies-resurfaces/
How would they know?