Here's an interview in which he says he didn't ever noticed it - and some other guy (whom I'm too ignorant to identify) - explains how Charlie came up with that

Here's an interview in which he says he didn't ever noticed it - and some other guy (whom I'm too ignorant to identify) - explains how Charlie came up with that. https://youtu.be/CrAQQZi1Jf4 https://youtu.be/CrAQQZi1Jf4