The Management in Hong Kong Early Childhood Education

State your opinion and back up with proof. Does art have to be either art or entertainment? Can it serve both? Is one better than the other? Does being a commercial commodity change the value of the art form? Lessen it? Build it?
PS: No sources required.

Watch a scene from Show Boat: https://www.youtube.com/watch?v=jrlbLT0_gnA
Watch a montage of scenes from West Side Story:

Watch the musical number Age of Aquarius from Hair:
http://www.broadway.com/videos/144129/show-clip-hair-age-of-aquarius/
Watch the finale from A Chorus Line:

Watch the musical number La Vie Boheme from Rent:

Watch a montage from Bring it On: The Musical:

Watch a video on the power of Social Media: https://www.youtube.com/watch?v=sIFYPQjYhv8
Watch a news story on Godspell’s use of social media: