If by gentrification you mean gentrification by Asians and Hispanics and in a very few locations whites, sure. If you look at...
I’m aware of the Sun Belt, AND YET if we’re talking about the sort of urban decay that people would film as such we’re talking like boarded-up townhouses and crumbling, graffitied brick factories with broken windows
and in major American cities that had such a stock (less so, say, Camden) the amount of that stuff is decreasing, under pressure to repurpose it for residents who are, relative to previous inhabitants, “gentry”, who one generation earlier likely would have resided in suburbs
meanwhile “when you think about it this skyline doesn’t have as much commercial office space constructed in the last 15 years as it should if patterns from earlier eras were extrapolated out” doesn’t film as well