He never said they were underpowered. He just said that in most situations, they would never come close to being top DPS, which is indisputably true, and which you also inadvertently proved when the only evidence to the contrary you could provide was a flagrant outlier of an example. Don't insult his reading comprehension. It's you in this thread that's making a ridiculous assertion and backing it with an even more ridiculous example.

