honestly reading the ad copy, it feels like the market for these services are "people who know just enough that privacy is good, but not more." they're aiming to be the America Online of internet privacy, all made easy.
...but declaring you're letting bigotry happen because you get money for it is not good ethics.
with that obvious, i don't think any of their other claims - not accessing data, etc. - can really be trusted.
so - it's a dangerous product, and warnings should go out accordingly.
(i mean, idk if their encryption works like that. i'm a bio/english major ok? i took one semester of java for non cs majors for my math requirement. but i'm just sayin', if a company like purism sells stuff with "you're safe with us, pinky promise we swear!" and then pulls these boneheaded stunts that show their definition of "ethics" is bass-ackwards, i would not trust that pinky promise very much.)