Spider-Man: Turn Off the Dark, the beleaguered Julie Taymor/Bono/Edge musical about everyone's favorite webslinger, actually looks like it is going to make it to opening night—still set for January 11. So assuming nothing else goes wrong and the $65 million musical opens—how long does it have to run before it makes back its initial investment? The Times crunches the numbers and the rough answer is, oh, about four years. To be fair, that's not including the possibly incredibly lucrative merch (as they call it on their website). But worth noting? The second-most expensive musical of all time, Shrek, cost half as much and only managed to make it a year...