Earlier quoted context omitted.
I think the real solution to this turned out to be using different apps. Maybe Facebook for general friends and family posts, Snapchat with friends, WhatsApp chat with another group of friends, Twitter for truly public posts, Slack for work, etc.
That only works for about seven years at a time, though. Eventually, the app where your college-aged college friends are (Facebook) becomes the app where the adult-aged friends you know from college are (Facebook), becomes the app that the next generation thinks of as "the app their parents use", and therefore don't want to post anything public to lest some adult who knows their parents sees it. So far, I'm pretty ha…
You mean IRC?