It wasn't manipulated all that much to begin with. It was just an exercise in contrast control. Not like
assembling things together from completely different scenes in Fauxtoshop, or artifically colorizing
them to resemble something a kindergartner would do on acid, like some highly commercialized landscape photographers do nowadays. We all dodge/burn, bleach, select grade or filtration. The
days are long past when dodging was considered unethical "sundowning". But Dr. Pixel's basis argument is basically vacuous. Vision means nothing if you can't translate into something tangible.
You won't get a symphony out of a junior-high student playing a tuba for the first time!