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Starting in about 3500 B.C., various writing systems developed in ancient civilizations around the world. In Egypt fully developed hieroglyphs were in use at Abydos as early as 3400 B.C.[3] oldest known alphabet was developed in central Egypt around 2000 B.C. from a hieroglyphic prototype. One hieroglyphic script was used on stone monuments,[4] other cursive scripts were used for writing in ink on papyrus,[4]