New Moon might go down as one of the biggest movies of the year, but it’s also quickly becoming one of the biggest online events ever, at least in the world of online video. Visible Measures, which tallies what it calls the “True Reach” of an online video (the original, official trailers, copies of the trailers, fan-made trailers, fan commentary, etc.), now reports that New Moon is the second biggest event of all-time, trailing only the omnipotent Soulja Boy in term of total views. In all, the firm estimates that New Moon inspired videos have now been viewed in excess of 400 million…