fast forward 10yrs where globally 10% humans are heavy holders are bitcoin. say one country, for example China, tend to hold more than global average, 15%. if there was some devastating disaster or horrific attack that wiped out China, two competing forces it pertains to bitcoin;
1) a chunk of those BTC savings may be eliminated from available supply thus support BTC exchange price
VERSUS
2) An entire economic population being wiped out that will no longer demand nor save in bitcoin pressuring downwards BTC exchange price