The business of selling art is always tough even in the best of times. But something seems to be happening in Las Vegas right now that may be signaling something a bit more troublesome for artists and for those who like to look at art.

Many artists suffer for their art — but not from behind bars.

Between 1962 and 2008, Dorothy and Herb Vogel, the librarian and the postal worker, amassed an art collection now valued at hundreds of millions of dollars. So why is the Minimalist, Post-Minimalist and Conceptual Art they collected sometimes heaped among the most unlovable art styles of the last half-century?

2012 in the Arts: Cultural wasteland? Not in Las Vegas