Earlier quoted context omitted.
Though it's possible that you're correct on this specific issue, you've offered absolutely no support for your argument. Consider the possibility that the strong streak of instinctive union bashing that you see in typical professional class culture in the U.S. is very much the creation of decades of aggressive PR effort by those who consider unions threatening.
Comment offers examples (that many people in New York on his site have experienced) and you fire back with some nonsense about some kind of PR campaign? Consider the possibility that people have had awful personal experiences dealing with unions (we hired a part time guy to help out cleaning our office and the office management threatened to shut down our building access because we didn't use approved union labor) th…
If labor unions are the source of problems, Paris, Madrid and Barcelona would have the same problems but orders of magnitude worse. Yet the comment claims -- and note I'm not passing judgment on whether this is factual or not -- that Paris, Madrid and Barcelona do not have these problems.
And it most certainly is true that labor unions in the US have been targeted by ubiquitous, well-funded, vicious attack propaganda from those who feel that people pooling a resource to wield greater power and reap greater returns than they could individually is the highest, noblest and holiest human endeavor when the resource in question is capital, but is the very worst and lowest sort of corrupt vile leeching parasitism when the resource in question is labor.