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Hi,

I just made available online the beginning of a thing completely useless but pretty funny :-)) A penstroke recognition engine on the DS screen.

If you draw letters according the the following "alphabet" image [Images not permitted - Click here to view it]
the upper screen should tell you which letter it is...

Just for fun, it's at:
http://francois.pessaux.neuf.fr/files/Test_glyphe.zip