See how it feels on the receiving end? In the future, try to remember that feeling, okay?
"so he shouldn't make such generalizations. "
And you shouldn't get your panties in a bunch over such harmless generalizations. The reason many people thought it looked fake was because it looks like a very simple Photoshop job. This was the point he was making. He was not accusing you of anything negative.
Learn to understand the gist of a post, instead of focusing on ridiculous minutia.