So the island did go to the past as I thought. Just not the way I thought with the jumping around. Very clever.
-Those psycho military guys are in the 1950's, are British, and Widmore is one of them.
-Dr. Candle had his arm amputed by the Brits when the Dharma Foundation activated the wheel, forcing them into the past and encountering the Brits.
-Faraday knows everything that will happen, it is all in his notebook.
-the island will go to the far past at the end of Season 5.
-Jack is Jacob