On the latest episode of The Upgrade, we're talking about the self-proclaimed "front page of the internet", the massive online community known as Reddit. For some, Reddit is a second home, a place to hang out, post links, chat and trash talk with like-minded friends and foes. For others, it's a confusing rabbit warren with its own weird rules and etiquette, a teeming hive of enthusiasts and trolls, an overwhelming curiosity that they might visit every now and then, but who has time to learn to navigate what's essentially a complex system of message boards?