They're entertainment, yes, but really not the same. I'll look for a specific game to play, I'll look for a specific movie to watch, and I won't play a game when I want to watch a movie.

Yes, and yet by the counts, Westerners watch more televised content than ever.

If anything the substitute has been TV. Gaming is big, sure, but that doesn't appear to crowd out time reserved for watching media. I expect that the marathoner gamer who plays for hours daily is a comparatively smaller demographic.