Get a copy of What If? 2 and Randall’s other books at: https://xkcd.com/booksMore serious answers to absurd questions at: https://what-if.xkcd.com/This quest...
Also that only 1/3 of the water flows over the falls. The rest is diverted off to make electricity.
Cuz it’s not actually possible to do (as explained in the video), but if you could then shenanigans ensue
deleted by creator