Ah, then it can't run on SMF, or nginx or linux because, well, none of those are bitcoin.
The real benefit of using a .bit domain over a "traditional" is anonymity, however theymos's identity is already publicly known (I assume the same is true for Sirius, however I have not actually seen his dox) therefore operating a .bit domain becomes a moot point
The most paranoid among us would answer "Even if you're not logged in, they know who you are and what threads you spend most time in". I'm not in this group, although I can conceive some people thinking along these lines.