I guess the "stupid question" I'd ask of this article is: why don't you reveal your goals or thought process when challenged after asking a question that might be perceived as stupid? Take the Apple Store example: why not explain the reason why you were asking for a product by the size of its box when they responded by saying that size of the box does not map to size of the product? Being open about your goal would'v…
Not only that, but he is also implying that people "who design processors" must also know our way around shopping for computers. This couldn't be farther from the truth.
So this story does not come off as an example of "I don't mind being seen as stupid", it comes off as a very strong example of "I'm holier than you"-attitude which is the entire opposite than the article author's is trying to make.