I'd sell that as the main feature then

Not the privacy stuff, but trying to promote a high quality, open discussion environment 

A solution to the dilemma certain people have with "I want people to have free speech, but it's hard to deal with every thought everyone has, so I want a platform that limits discussion based on quality"  

 Additionally, many people are paying for so-called free chat apps with their private data. There's no such thing as a free lunch in the long run.