TV's spoiler epidemic isn't really the end of the world

Editor's note: There are lots of spoilers in this article, probably about a TV show or two that you're not caught up on. Complain all you want. Last Sunday night, in the Eastern time zone first, and then with a ferocious momentum moving westward, a collective scream of horror rose up from Twitter and Facebook users who also happen to watch HBO's "Game of Thrones" in real time (a highly populated subset, it turns out). In the last seconds of the episode, Robb Stark, his pregnant wife, Talisa, and...