Read the following article and answer the question.

" What do you know about protein shakes ? " I asked the programmer , ready with my pencil and pad in hand for him to rattle off some " you need x to x to x ratio of whey protein plus amino something or other and some other magical compound " recommendation . Instead , I got a blank look from the top of the stairs . Then ... " Nothing , " he said .

What did the programmer say he knew about the topic ?
Nothing