this is cute

Mr. Berners-Lee smiled and admitted he might make one change — a small one. He would get rid of the double slash “//” after the “http:” in Web addresses.

The double slash, though a programming convention at the time, turned out to not be really necessary, Mr. Berners-Lee explained. Look at all the paper and trees, he said, that could have been saved if people had not had to write or type out those slashes on paper over the years — not to mention the human labor and time spent typing those two keystrokes countless millions of times in browser address boxes.
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— “The Web’s Inventor Regrets One Small Thing”