Do some research and suggest your explanation for phenomenal memory (extraordinary memory powers). How is phenomenal memory possible? Can it be learned?

You may start exploring the issue with this story of Laurence Kim Peek (1951–2009), an American savant who became the inspiration for the movie Rain Man. He read countless books and instantly memorized them. Reportedly he could accurately recall the contents of at least 12,000 books. He could also carry out complex calculations in his mind without a need for a calculator.

https://tinyurl.com/kn3u27d