Tbh I've thought this thing would happen but recently a family member left behind his bitcoin meta mask wallet for me in his will and holy shit his dad worked for a company that paid in BTC when it was 3 dollars a coin very early on his dad didn't know what to do with it so his son kept it in a wallet when he passed I was in the will to take care of all personal belongings I found the computer and there it was 4 morn later I found the wallet and it says 217 Million as of today I don't know how to sell it or get real cash for it I'm so lost