[perfect stranger]

I saw Teller do the cup and balls trick with clear plastic cups last year. Amazing.

[Phantom Lord]

Jason Latimer, a 22 year old student at UC Santa Barbara won the Grand Prix World Champion of Close-Up Magic at FISM (Federation of the International Society of Magic) competition last year doing the cups & balls with clear cups. The Federation also named his C&Bs the invention of the year.