How much of that is the perception of anonymous assholes vs the real thing? American passenger trains used to have open sleeper cars, but not anymore, which is

How much of that is the perception of anonymous assholes vs the real thing? American passenger trains used to have open sleeper cars, but not anymore, which is kinda sad because I don't want to have to choose between coach (uncomfortable) and roomette (expensive) on the LA/Chicago route.