Archeologists in the year 2520 uncovering the buried ruins of a major city in the world will no doubt find text on billboards, storefronts, and traffic signs in the languages we know and use today. These words however will probably not be understood by 26th Century scientists because languages of today will eventually become obsolete and forgotten. Luckily, there will be an energetic and tenacious researcher with a well-used digging tool who will find along the viaducts and abandoned highways in the old cities evidence of writing that will be instantly recognized and easily read. For amid the buried rubble of civilizations long past will be elaborated and brightly colored signs and symbols created by graffiti ...

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