Co-Sign to the article premise. A lot of people just can't stand an old guy surpassing expectations for that age. There is a Lance Armstrong sentiment to it as well.
That "there is no way this guy can still win at this age unless he is using PED's". First they pick him to get beaten up, that his time has come, then when they're wrong, they resort to accusations. When that line of attack doesn't work, then is just "boring".