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
Post memes here.
A meme is an idea, behavior, or style that spreads by means of imitation from person to person within a culture and often carries symbolic meaning representing a particular phenomenon or theme.
An Internet meme or meme, is a cultural item that is spread via the Internet, often through social media platforms. The name is by the concept of memes proposed by Richard Dawkins in 1972. Internet memes can take various forms, such as images, videos, GIFs, and various other viral sensations.
Laittakaa meemejä tänne.
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