There is no doubt that the world needs a lot of energy for heating, transportation, and electronic devices.
If this is true and it can work in large scale reactor:
https://edition.cnn.com/2022/12/12/us/common-questions-nuclear-fusion-climate/index.html
Then we can cancel judgment day if they are built around the world in cold climates(countrys) first that use the most of the energy for heating.
😀