My recollection seems to have been from a very early story on the subject and got some terminology wrong. Apparently, supervolcanoes have to have had an eruptio

My recollection seems to have been from a very early story on the subject and got some terminology wrong. Apparently, supervolcanoes have to have had an eruption in the past of a certain magnitude in order to earn that title, and that hasn't happened yet. Pretty sure it was this: https://en.wikipedia.org/wiki/Tamu_Massif https://en.wikipedia.org/wiki/Tamu_Massif