found an interesting story on reddit:
https://mustsharenews.com/early-retirement-simple-meals/TL:DR The moral of the story is at the very end of the article...
"if the yen continued to weaken, achieving financial freedom might remain out of reach, rendering his 21 years of hard work seemingly pointless and tragic." That is one sad story. Is there any way someone could teach him about bitcoin... and maybe fresh plums? ffs