I do appreciate that the algorithm here, since you're paying for the music, is not to increase your cortisol levels, but to increase your listening time and perception of the product
While it could be said that LLMs are in the 'peak of inflated expectations', blockchain is definitely still in the 'trough of disillusionment'. Even if there was a way for blockchain to affordably facilitate everyday transactions without destroying the planet and somehow sideloading into government acceptance, it's not clear that there would be anything novel enough to motivate people to use it vs a bank - beyond a complete collapse of the banking system.
and just when you think you know it all it will get a major overhaul. Then there will come another language that compiles to JS, and then that language will die out and you have to rewrite your code into the next language that compiles to JS.