I recently watched a video about Martha Argerich [1], one of the most virtuosic pianists when she was young, still performing entire concertos from memory in he

I recently watched a video about Martha Argerich [1], one of the most virtuosic pianists when she was young, still performing entire concertos from memory in her 80s. She had cancer twice, recovered, and remains a top performer in classical music. It's amazing how some people could retain so much of their brain's function as they age, while others start to degenerate in their early 30s. [1] - https://www.youtube.com/watch?v=AYkQleTcck8 https://www.youtube.com/watch?v=AYkQleTcck8