Dunno, for me that's debatable.. he certainly wasn't at full power, whether that would be by choice or not I don't know.. someone will probably give you a much better answer than this, just throwing in my loose change.
It was a cheap victory for Cloud, that's all. --- http://news.bbc.co.uk/1/hi/world/middle_east/6388651.stm
They have sex but he imagines aeris, even though she's dead. I don't blame him though. He used to like tifa cause of her jugs but they're gone in ac so now he has a crush on aeris who somehow managed to get implants in the afterlife.