They actually started the reversed-text practice in 1977 -- not for ease-of-reading reasons, but because too many people were driving backward down the highway blasting the Star Wars opening theme.

"Ahead Stop", by Randall Munroe, licensed under Creative Commons Attribution-NonCommercial 2.5 License

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They actually started the reversed-text practice in 1977 -- not for ease-of-reading reasons, but because too many people were driving backward down the highway blasting the Star Wars opening theme.