Likely `dom.event.clipboardevents.enabled`: https://developer.mozilla.org/en-US/docs/Mozilla/Preferences/Preference_reference/dom.event.clipboardevents.enabled

Likely `dom.event.clipboardevents.enabled`: https://developer.mozilla.org/en-US/docs/Mozilla/Preferences/Preference_reference/dom.event.clipboardevents.enabled https://developer.mozilla.org/en-US/docs/Mozilla/Preferences... If someone else is in the habit of randomly selecting text and they're using linux, they may want to disable at least `clipboard.autocopy` if they don't use it. No reason to simply tell websites every selection you do, IMHO.