They threw out their integrity as a publishing platform when they updated their ToS a month ago: https://news.ycombinator.com/item?id=16431403
Indeed, there is not much of a point to their existence when they throw this away, other than being a virtue signalling magazine with unpaid authors that doesn't even follow their own vague ToS.
This week has been horrible for speech and freedom on the web. But surely a much needed reminder that suppressing speech does not work. The remedy is more speech, not less: http://prospect.org/article/remedy-more-speech
Without holding this uncompromising stance, I'm of the opinion that one cannot call themselves a liberal, in a liberal democracy. It is the cornerstone of a functioning, modern liberal democracy, and the recent trend of this self-censorship by big technology companies is worrying.