It conceivably is not a question of being paid by

It conceivably is not a question of being paid by the forces of evil. Sometimes people have formative experiences where they are so oppressed that they subsequently need to constantly carp at and criticise people over the meaning of everything. Pick. Pick. Pick.

Sometimes he does raise a valid point which is not picking at nits. That may be why respected posters may say respectful things to show appreciation.