It shifted like, most people who liked art and actually cared about it would go to art shows and spend tons of money on art. So, basically if you liked art you were in a small group of people in this time period. There were only so many people who actually liked art.
Dirt Disappointed would mean either being really tired about something or extremely disappointed and depressed about something
North dekota, south dekota, texas, nevada, and washington
If you look at a dictionary to substantiate is to support an opinion or claim with proof or evidence. So a Substantiated opinion is an opinion that is backed up with proof.
Hope this helps :)