I think adding switching (manually) between 2 video decoders is GREAT. For ex. I have some HD videos, which perfect decoded by DxVA, so I preffered to use MPC-HC decoder, but I have some videos, which have glitch when decoded by MPC-HC, so I must select CoreAVC decoder with CUDA. To do it I must close MP select next one decoder and start MP again. I there were ability to switch between 2 decoders from list I think it would be great.