That article is clickbait bullshit. The original article clearly states that 91% of Americans are concerned about the risks associated with backdoors, not that they're OK with it. And even this original poll is bullshit because it was just a local poll on a small website.
"Whatever you say Stone Cold Steve Austin…I don't know why I just said that. Doesn't make a lot of sense, but gonna stand by it. Whatever you say Stone Cold Steve Austin! I'm owning it." - Rick Sanchez