Wow. I told you last night's episode of Lost ("Confirmed Dead") was a doozy and I teased you with some intriguing clues about wedding rings and long-awaited questions from the castaways. So what did we learn? For starters, quite a bit about the new character's backstory as well as their connection both to the dead Naomi and to Matthew Abbadon (who again, with his non-blinking ways, terrified and intrigued me in equal measure). Unlike the risible intros of doomed castaways Nikki and Paolo--who quickly became fodder for the island death pool--the intro of the four strangers was handled with precision, grace, and just the right balance of mystery and revelation. So who are these four new characters? Let's take a look at what we know about them so far. Daniel Faraday (Jeremy Davies): A physicist who quickly discovers that light doesn't "scatter" properly on the island, perhaps uncovering a clue as to how the Others/natives managed to stay nearly "i