Thinking back about the down votes I have received, they seemed more about disagreeing than wether the comment contributed. When I am down voted, I am strongly

Thinking back about the down votes I have received, they seemed more about disagreeing than wether the comment contributed. When I am down voted, I am strongly inclined not to contribute anything (of any sort) again. It takes a while before I recover my intention to contribute, however there is a cumulative effect that will eventually cause me to permanently disengage from HN.