Here's an article with some interesting observations from Greg Ellifritz, a man with a lot of international travel experience (author of "Choose Adventure - Safe Travel in Dangerous Places"), as well as recent domestic travel due to his training schedule (among other things).
https://www.activeresponsetraining.net/developing-world-problems-in-the-usa
Excerpt:
"I don’t know what to think of these disturbing changes. I don’t know how to fix things. I think it’s only going to get worse in the future. Within the next decade, it’s possible that the United States will be downgraded to an economic “second world” nation. All the signs are here. Pay attention and have a plan to live a far less luxurious lifestyle in the future."
https://www.activeresponsetraining.net/developing-world-problems-in-the-usa
Excerpt:
"I don’t know what to think of these disturbing changes. I don’t know how to fix things. I think it’s only going to get worse in the future. Within the next decade, it’s possible that the United States will be downgraded to an economic “second world” nation. All the signs are here. Pay attention and have a plan to live a far less luxurious lifestyle in the future."