"We are rapidly nearing a world when its trivial enough to create complete faked pictures", they cried. "How will we evaluate truth in the future?"
"Hah," you exclaim. "You can just look at the pixels. There is always a way to tell if you look close enough."
But alas, they can't hear you, because this is my time machine, and I said so.
Just because we haven't had to adapt our lives to the new reality yet, doesn't mean we wont with the same relative ease we always have once that reality smacks us in the face.