Probably a good tool for measuring how successful a game was with the customers.
This isn't even close to true. Games like Skyrim and GTAIV are much more open-ended than the other games on the list. You can spend a completely satisfying, enjoyable number of hours on them and a lot of other games without ever truly seeing the "ending".
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I'm no longer a Nadal supporter. Andy Murray is my new favorite player/person. -Princess Anri