The increasing popularity of games may hurt games as an art.

[Reasonable]

It's a bit of a tangent, but I just read this and it aligns somewhat with your points:

http://www.crispygamer.com/features/2009-09-23/the-60buck-dilemma.aspx

I do feel that there are some connections between videogame/film industry around entertainment vs Art and the need to generate a certain return to cover expensive efforts to replicate another successful piece of entertainment.