You're saying the tone implications are a quirk of our social groups. Because of how widespread it is now, I'd argue the lack of tone implications is a quirk of

You're saying the tone implications are a quirk of our social groups. Because of how widespread it is now, I'd argue the lack of tone implications is a quirk of your social groups. You don't have to change how you communicate within your groups, but I hope you'll at least keep this is mind when communicating with people outside those groups.