I think this article is a well articulated viewpoint and I hope that more companies move in this direction. There is a reason why for all those years that it was considered a social faux pas to discuss politics and religion in polite company and especially at work, the potential for division, hurt feelings and retaliation can very easily cause deep irreconcilable schisms in even the most talented workforces.
I just hope that this doesn't however transform into something more insidious, a way to muffle very important voices for change with respect to diversity at tech companies, though I have a sinking feeling that it will
You win some. you lose some I guess.