now this is a loaded topic, often raised in bad faith, but whatever.
the main promise there was that coal miners will get upward economic movement (how this turned out is another matter), while those grinning at the tech layoffs are explicitly cherishing that this is gonna make them nerds poorer.
there's also a qualitative argument to be made (and i recognize my hypocrisy here) that coal is somewhat more quantifiable and malleable than all of tech and culture