That's not it's claim. He specifically goes down on saying how PDF are different than source files, and why while it is trivial to produce two forged PDF with t

That's not it's claim. He specifically goes down on saying how PDF are different than source files, and why while it is trivial to produce two forged PDF with the same size, it is not with source files. That being said, his motto is more like "don't freak out", and in the specific git context, I can only agree.