You base your "categorical" statements upon anecdotal observations and how people and places "looked" to you. That a barber shop owner who just opened his shop is struggling, whether he's an immigrant or not, is hardly news.
But the empirical data reflects a different reality. The US economy is the strongest of all developed countries. It may take a while for most Americans to come to realize this given the heated anti-incumbent rhetoric of the coming election season.
I too have been back for the past two months and everywhere I look I see hope and heightened expectations, tempered only by the fear of a reversal driven by ugly partisanship. Like you, I hope that fear is unfounded.