Domestic mass surveillance might feel tolerable when you live in the country conducting it. But how would you feel about other countries adopting similar policies, and thereby mass-surveilling the American people? Because that's exactly what these policies authorize when applied to the rest of the world.
Every nation has some bias but I think Americans have power poisoning for being the dominant power for so long. They think they are entitled to do anything and believe they are the good guys in the history. Well...