Here is a article on Cinemablend debating the ending of the Watchmen graphic novel vs. that of the movie (SPOILER! Duh). To squid or not to squid.
Did anyone notice the name of the device utilized in the movie was called a Sub QUantum Intrinsic Device?
BONUS: Here is a cute site that sums up the plot of the Watchmen graphic novel in a fake Facebook thread.