DON’T make strangers listen to your tech noises
So when you have a "captive audience," it means the people around you have no other option but to be there. Some examples: on public transportation, at work, or in an elevator. Sure, the chances of ever seeing these people again may be slim, but it's important to be courteous in these everyday situations.
That means turning down the volume on your ghastly Beethoven ringtone and saving the "He did what?!" conversation for your lunch break. “You don’t want to subject them to all of your calls, rings, and alerts,” Daniel said. “Especially if your behavior is habitualized, this can make everyone around you hate you.”