By Richard Allen Greene
CNN
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(CNN) -- Adam Wilson posted two messages on Twitter on April 15. The first one, "GO BADGERS," might have been sent by any University of Wisconsin-Madison student cheering for the school team.
The brain-computer interface allows people to compose a tweet by focusing on the desired letter.
The brain-computer interface allows people to compose a tweet by focusing on the desired letter.
His second post, 20 minutes l…
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Posted on April 23, 2009 at 11:44am —