I can see the argument, but I disagree. What if I wasn't in the mood for humor / look at this cool thing? What if I were interested in legal troubles, and not pretty pictures?

Besides, the point of summary comments on short articles is to pre-filter, not post-filter. Without something like that, I have no way of knowing if it'll be a tweet or a novel, and at the time I didn't have time for much longer than a tweet.