A Network Attached Storage (NAS) is a storage device that is put on a computer network, so different users can access it. Think of it as your own personal cloud.
Other studios envy them for sure. Hollywood feels a lot of nostalgia for the 2019 box office year, they probably have lots of anxiety that audiences won't go back to theaters. It's an embarrassment that they haven't been able to entice people back to cinemas, so the studios will do anything to keep these feeling of ennui at bay.