I have lived in Kansas City for several years and would partially agree with your statements. I have seen most of the best people I know move elsewhere, primarily to larger cultural hubs, leaving behind a large portion of people who lack vision and tenacity. There are definitely still bright spots, they are just more difficult to find.
Reminds me of the Onion article about Saint Louis adding 4 Million jobs: http://www.theonion.com/articles/us-adds-4-million-jobs-but-...