To myself, a "like" button is and has ever been only that. It does not mean I follow you, appreciate you, and/or agree with you. It doesn't mean I respect you or for that matter, dislike you or your post. Sometimes, I may "like" something someone says when I am just amazed at the idiocy or...
As a child I have seen some savage things.... But, off the reservation it seems even the innocent are targeted. I never shed a tear when a child molester or some local nuisance was found mutilated in the woods.