These may not be the best of times for women on the Internet, as recent episodes of ugly misogynistic trolling make all too clear. On the other hand the end of 2012 is bringing Good News about Good Guys with a renaissance of passionate anti-sexist male activism, online and in real life. Is this upsurge in dudely decency authentic? Or is it just the advent of a new Nice Guy tactic by Liberated Pigs or Predatory Besties? Here are five excellent reasons to be optimistic, tempered with two notes of caution.