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He is not crazy. He only wants to try to help you improving the quality of your post.

ifps.pic is cannot be the original source of the pictures. They must be taken from somewhere else and it is valuable to add the 'somewhere else' as a correct reference to the picture. it is like quoting google as a reference.

And please don't be so rude, we are only here to try to help. Our goal is to improve the quality of the #science tag on steemit.