In WRPGs, cutscenes are becoming interactive and playable. Here is how Mass Effect 2 executes cutscenes:
Mass Effect 2 Gameplay Footage
Pay attention to the intercut between the gameplay, dialogue and cutscenes. Notice how the diagloue is part of the gameplay, and how the gameplay is integrated into the cutscenes.
So, in terms of execution of cutcenes, Mass Effect 2 is WRPGs are way ahead of JRPGs. JRPGs still cling to the old model of "gameplay, then stop to watch cutscene, then get back to gameplay, etc." The cutscenes are getting more and more beautiful (as well as longer and longer,) but they are static and separate from the actual gameplay.
On the other hand, WRPGs have evolved and made progresses in terms of executing cutscenes. WRPGs are putting gameplay into cutscenes, so cutscens are actually becoming part of the interactivity and gameplay.
Both WRPGs and JRPGs have cutscenes, but they are very different in terms of how they handle cutscenes.
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