Over on the WiiChat.com forums, i0n has posted a helpful FAQ encompassing 51 items related to The Legend of Zelda: Twilight Princess. Not sure about the differences between the GameCube and Wii versions? Curious as to which Link will star in TP? Wondering who Midna is? i0n's got answers.
Of course, the FAQ doesn't crack any of the game's great mysteries, but it's a well organized hub for the information and ideas that have been shared thus far.