I have pet peeves at both extremes:
A) Baseball broadcasters, writers and forum posters who think W-L records are the best measure of a pitcher's performance
Baseball broadcasters, writers and forum posters who think a pitchers' W-L record has nothing whatsoever to do with their performance
Obviously, neither is true
(N.B.: I am not suggesting that any posters in this thread believe A or B. Just felt like pointing it out)