The freedom to have private property in the form of Bitcoin and freely dispose of it as you please and anywhere.
Why do you think that all colonels have billions under the bed? Yes, because even they could not spend it as they wanted, it only remains to fold the mattress.
A Bitcoin owner can freely move his capital around the world, spend it whenever he wants and how he wants.
The owner of Fiat or any other asset without permission from above and the risks of losing everything, even in the neighboring city hardly moves the funds.
Bitcoin is your personal bank in your pocket, owned only by you.