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[–]hennaojichan 3 insightful - 1 fun3 insightful - 0 fun4 insightful - 1 fun -  (0 children)

What about Proto-European? Do you mean the first written language? That is still quite doubtful.

[–]Tom9152 1 insightful - 1 fun1 insightful - 0 fun2 insightful - 1 fun -  (0 children)

Hieroglyph shorthand is the base for all alphabets.