english: If you look at their patent carefully, especially if you have any engineering background or talent, you may decide that you see one or two points where the design is  not perfectly adequate. (Laughter) Doctor Ivan Schwab in California is one of the people,  one of the main people, who helped answer the question, "Why don't woodpeckers get headaches?"
non_english: Ako pažljivo pogledate patent, naročito ako imate nekog inženjerskog dara, možete primetiti jednu ili dve tačke gde dizajn nije baš adekvatan. (Smeh) Doktor Ivan Švab iz Kalifornije je jedan od glavnih ljudi koji su pomogli u odgovoru na pitanje: zašto detlići nemaju glavobolje?