MSCI ACWI IMI, FTSE ALL-WORLD, etc. For that to fail, the whole world economy would need to fail as well, and at that point, no money on any currency is worth

MSCI ACWI IMI, FTSE ALL-WORLD, etc. For that to fail, the whole world economy would need to fail as well, and at that point, no money on any currency is worth anything.