Earlier quoted context omitted.
In a casino you have - The gamblers spending a lot on the casino - The people coming in for the fun and spending little money - The owners/C-levels - The operational team Someone from the operational team just learned that business relies only on the first group to be successful.
I worked in blockchain ("builder") for 5 years. I started 'eh, there are speculators, whatever, I build good tech' but finished 'holy crap speculators completely dominate and distort everything, nobody cares about good tech'
I also wonder if the author has partly himself to blame. From his post, it looks like he worked for the seedier players in the space (because the pay was better) and is angry at the whole space. Its like a developer who worked for Oracle on MySql swearing off the entire open-source community.
edit: >nobody cares about good tech'
True. That's a big part of why you need [token-holders], "Build it and they will come" is more of a hope than a strategy.