Remember, around the time Vikram lander was negotiating a soft landing on the far side of the moon as part of the Chandrayaan-3 lunar mission, India’s 18-year old Chess grandmaster, Rameshbabu Praggnanandhaa, was engaged in a tooth-and-nail fight on 64-square board with Norwegian Magnus Carlsen at FIDE World Cup in Baku, Azerbaijan in August 2023. The idea that chess sharpens …