No fewer than 5 different sources sent us the same article this morning from photographer Jason Weingart, in which the extreme weather photog accuses digital artist Brent Shavnore of willfully stealing his images, calling him a “thief, poser, coward, and a liar.” Shavnore tells PetaPixel that the entire issue is a misunderstanding, and accuses Weingart of being “childish.” Shavnore is a digital artist who mainly creates fantastical scenes by compositing images of extreme weather over cityscapes and other locations in…