Agreed.

I generally try to make helpful or interesting posts .. but there are always random spotty faced teenage boys sitting in squalor in their parent's basement who simply have to make a 'clever' and/or abusive reply.

There are also 'special interest groups' out there.
I made a post on MachineLearning critical of Google ... instantly mega downvoted.
I suppose many DeepMind staff reside there.
They may be geniuses .. but child geniuses.