This is correct. An colleague of mine used to brag about his "black phone" to the point of obnoxiousness. After one of his "look what I have!" spiels, I asked him to initiate an encrypted call with me. He couldn't, of course, because I don't have the same phone. Then I asked him who he knows that does have one, and requires him to use more security with them than for every other call he made every day.

Ah, Nobody. Sylvia wrote a catchy song about her back in the early 80's.