In the case of currency swaps, the foreign central banks are responsible for repayment, not the financial institutions that ultimately receive the funds; moreover, as further security, the Federal Reserve receives an equivalent amount of foreign currency in exchange for the dollars it provides to foreign central banks.
This is the third year for this conference, which I consider a milestone. The first time you organize a conference like this, all you can be sure about is that there was indeed enough research and interest for such a conference. The second time it is held, you proved that you could do it again.