So, there's so many things that we've learned, I think we've learned mutually with CDPS how to approach some of the things that are important.
Felly, mae cymaint o bethau rydyn ni wedi'u dysgu, rwy'n credu ein bod ni wedi dysgu ar y cyd â CDPS sut i fynd i'r afael â rhai o'r pethau sy'n bwysig.