GTA V map leaked - it's huge!

It appears the map for GTA V have already been leaked on the internet, and it is absolutely huge! Other people who've posted it mentioned spoilers, but I can't see any that will spoil anything...

That is freaking huge! Here is a comparison to San Andreas:

They say there will be at least 100 hours worth of gameplay, and that the game cost $265 million to make, the biggest budget ever for a game, and second biggest for an entertainment product ($300 million went towards making the third Pirates of the Caribbean movie...).