This happens with every hype cycle. Some people fully buy into the most extreme of the hype, and other people reverse polarize against that. The first group ends up offsides because nothing is ever as good as the hype, but the second group often misses the forest for the trees.

There's no shortcut to figuring out what the truth of what a new technology is actually useful for. It's very rarely the case that either "everything" or "nothing" is the truth.