The defendant is a guy who performed a similar trick on YouTube and offered to reveal the secrets for a price. The video was removed after Teller sent a takedown notice.
http://www.hollywoodreporter.com/thr-esq/penn-teller-lawsuit-reveal-secrets-youtube-312296
http://www.hollywoodreporter.com/thr-esq/penn-teller-lawsuit-reveal-secrets-youtube-312296