Why X represent the unknown!

Because in spanish there is no letter to express sh which is needed in arabic to say something.

Get the full explanation in this nice TED Talk:

June 6, 2012


I had no idea what you were talking about until I watched the video.. Very interesting, I recommend all to watch it!

June 6, 2012

THAT is awesome! Thanks for sharing.

June 7, 2012
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