The CAPITAL letters are SARCASTIC people. Obviously, the author of the article thought the reaction was funny.
Lighten up Francis.
But I do agree that all Caps headlines are annoying. Sometimes I want to change them myself, but, I just feel uneasy about changing the exact wording of the way the article is written by the author. If they wrote it that way, it is not my purview to change what they wrote in any way.