I liked it, but didn't love it. Agree that the end was just.. muddled, mis-timed and could've done with a bit more editing and focus.
SPOILERS BELOW
Superman totally comes off looking like a crazy stalker. Those scenes of lurking around the back of Lois's home, and using x-ray vision on her whilst she's at home or in the elevator.. I got a really weird vibe off that which probably wasn't intentional.