system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: What determines whether a prisoner goes to a minimum, medium or maximum security prison?

Is it just likelihood for them to try to escape? Does the severity of the crime factor into it? Length of sentence? Risk to the prisoner from others?
gpt
One aspect that hasn't been posted yet is revenge. The guy that spied for the Russians and was named the biggest spy in US history is also serving his time in a supermax prison in solitary confinement despite not being a violent criminal. It is the government taking revenge.