The vast majority of people are in prison on non-violent drug charges; it is horrific how society believes that they are all horrible people who deserve to be there and doesn't care about them at all.
Even under normal circumstances, the institution cares little for their rehabilitation, and now they are under atrocious conditions such as these. Many psychologists consider solitary confinement to be a form of torture, but as we know, in covid times that no longer matters.