With all of the weather modifying technology these days, it would probably be something they could pull off just as they have been doing recently with hurricanes, floods, quakes and other catastrophic climatic events.
Why all the graphics of on-land activity, when this caldera is under the ocean? Except for the explanation of how a caldera forms, it was mostly irrelevant. The video could have gotten to the point much more quickly, and saved us all time.
