Excellent article, indeed - with one tiny exception not germane to the argument:
"Similarly, a spin of the roulette wheel isn't really random. The laws of physics, the shape of the ball, the currents in the air, and other factors will all determine where the ball lands. But a gambler can't calculate those factors any more than a voting booth can know which candidate an individual voter will choose."
The gambler can indeed calculate these factors, and has:
http://search.barnesandnoble.com/booksearch/isbnInquiry.asp?z=y&isbn=0595142362&itm=1