Capitalists do not actually understand how these interactions play out. They just find out how to extract the most money from people in any way they can, without bothering too much whether it takes the artistic enjoyment aspect with it or not.

The Diablo III auction house wasn't shut down because it attacked and destroyed the artistic experience. It shut down because some line went down in some profitability graph, or someone in a meeting said that gamers complaining means the line will go down in the future.