From the comment section to the article: "The whole point of this is increasing the barrier to entry. For legit readers, the barrier is low: it's asking questi

From the comment section to the article: "The whole point of this is increasing the barrier to entry. For legit readers, the barrier is low: it's asking questions about the article they just read. For trolls, the barrier is much higher, they have to go back and read the article. So, while not perfect, is a pretty clever solution to making it much harder for the undesirables than it is for your regular readers."