Not exactly the same but there are a few documented examples of people developing astonishing creative abilities as a side effect of degenerative brain disorder

Not exactly the same but there are a few documented examples of people developing astonishing creative abilities as a side effect of degenerative brain disorders: http://brainblogger.com/2012/09/23/what-is-creativity-art-as-a-symptom-of-brain-disease/ http://brainblogger.com/2012/09/23/what-is-creativity-art-as... https://www.wnycstudios.org/story/unraveling-bolero https://www.wnycstudios.org/story/unraveling-bolero https://academic.oup.com/brain/article/131/1/39/346188 https://academic.oup.com/brain/article/131/1/39/346188