Look angry, and mutter under your breath about "tickets" and "uptime". People will actively avoid making eye contact and will hold doors for you to get you out quicker.
It was a trend for a bit to "poison AI" from stealing content. Definitely done by more that one person, but like any other Internet trend, it faded and now the people who still do it look weird.
Boomhauer would speak Welsh, with a Scottish accent.