I think good criticisms are vital, and the default in social networks is probably to discourage them. The tendency is toward social affirmation. Even siloing.

I think good criticisms are vital, and the default in social networks is probably to discourage them. The tendency is toward social affirmation. Even siloing. Certainly criticism should [not] be the predominant mode. Far from it, but we should be open to any "yeah, but ..." It might be a good catch.