This is it, notice how Google Trends[1] shows a rise in “30 year old boomer” not long before “boomer shooter” becomes more commonplace. It’s just the whole applying “boomer” to things like being stuck in their ways or boomer-like behavior, rather than age, that took off a few years back.
[1] https://trends.google.com/trends/explore?date=all&geo=US&q=boomer shooter,30 year old boomer&hl=en
Me waiting for inflation to slowly increase Discord’s yearly revenue until it tips into the legally defined Gatekeeper™ status under the EU Digital Markets Act so they’d be playing with fire if they banned people for using interoperability apps.