You may be correct about a physicist. The arborist isn't 100% correct, but he isn't 100% wrong either. I know this because my husband is one. I don't watch TV or movies, and haven't for a very long time. I can't say what started the fires. I wasn't there. I can say the military has put out enough info themselves on these weapons. https://truththeory.com/navy-releases-video-of-high-energy-laser-weapon-destroying-a-drone/