They used to do that prior to 2014 or 2015, don't remember. It was pegged to EUR by constantly printing CHF and selling for EUR. Then one beautiful day the peg

They used to do that prior to 2014 or 2015, don't remember. It was pegged to EUR by constantly printing CHF and selling for EUR. Then one beautiful day the peg was dropped without a warning. Many people and brokerages went broke in a matter of a minute.