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The choice of this encoding has made ASCII-compatible standards the language that computers use to communicate to this day.
Even casual internet users have probably encountered a URL with “%20” in it where there logically ought to be a space character. If we look at this RFC we see this:
Column/Row Symbol Name 2/0 SP Space (Normally Non-Printing)Hey would you look at that! Column 2, row 0 (2,0; 20!) is what stands for “space”. When you see that “%20”, it’s because of this RFC, which exists because of some bureaucratic decisions made in the 1950s and 1960s.
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Darius Kazemi is reading a single RFC every day throughout 2019 and writing up his understanding as to the content and importance of each. It’s good reading if you’re “into” RFCs and it’s probably pretty interesting if you’re just a casual Internet historian.