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Cake day: July 17th, 2024

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  • Sunscreen was invented in 1946, it looks like. Our ability to diagnose cancer has come a long, long way since then. So it would likely be difficult or impossible to answer this question, since 50 year old data about skin cancer incidence will be lower than modern level simply due to diagnostic advances.

    copied from a similar question













  • Grandmaster just means you have reached a certain elo and have completed certain requirements (win a number of games, against certain opponents etc), and won a certain number of competitions. There are around 2000 current grandmasters.

    World champion is much much more selective, meaning literally winning the world championship.

    Don’t get me wrong, grandmaster is incredibly prestigious, but is much more “common” than world champion.

    (International Master is the rank below grandmaster).