> Facebook could even promise to cover all the taxes owed, which would give them an incentive to keep the currency value stable. Stable compared to what? If t

> Facebook could even promise to cover all the taxes owed, which would give them an incentive to keep the currency value stable. Stable compared to what? If the Euro falls relative to the Libra (same as Libra gaining against the Euro) then Europeans owe capital gains tax. Same goes for USD/Americans, CNY/Chinese people, etc.