This doesn't strike me as true at all. Honestly, it sounds like an excuse for a personal unwillingness to develop your own moral center. Even if you were right

This doesn't strike me as true at all. Honestly, it sounds like an excuse for a personal unwillingness to develop your own moral center. Even if you were right - which I don't think you are! - that other people "having a conscience" has receded, who cares what they're doing?, you're not them, make your own, better choices.