When helpful, contributing individuals remove their content from somewhere, it never hurts the big wigs that made the bad choice
Yes, it only removes a piece of knowledge which could be helpful and save their time fixing bugs or trying out new things for thousands.
Don’t throw a temper tantrum and delete content, MIGRATE IT.
Yeah, the proper way is to become a place that can solve your niche questions so that reddit will eventually die. You don’t have to “kill” it by changing your informative comments, help etc.