Best solution to the Cantillon Effect and saving.

Bitcoin

Self-custody (You don´t need a Exchange like Coindbase or Binance).
Without auto report to GOV.
Great to avoid the Cantillon Effect in long time period.
Great for saving for a retirement plan.
Price changes up and down. Some times it changes very fast but in a long period analysis the price tendency is to up.
The transfer proccess is on Bitcoin Blockchain, takes some minutes to complete and the network fee can vary from cents to a few dollars depending on network usage, to check the value click here.

Choose Bitcoin if you are OK with these points above.
For better security you should use a Hardware wallet, click here to get one directly from the Official Store.
Nerver buy a hard wallet from eBay or other not official store.
You can use a Software wallet like Blue or Proton, but for big amounts always use Hard wallet.
ALWAYS KEEP YOUR KEYS SAFE, they are the access to your tokens!

How to add your Bitcoin wallet address