[phnofive]

In context:

> Accidental moderates end up in the middle, on average, because they make up their own minds about each question, and the far right and far left are roughly equally wrong.

I disagree as well, but it could be revised to:

> and the [accidental moderate believes that] far right and far left are roughly equally wrong.

This would make the definition somewhat more sensible, though I'd still disagree with it.

I wasn't able to turn up demographics for the site, so I can't outright disagree with you on the political leanings of HN, but I'm curious to know what they are.