It’s what everyone does, from company to individual. When you sell your used car or list your house, you price it according to what the market will pay. When companies sell a product, they list it for what the market will pay.
The conspiracy theories and accusations of collusion were flying everywhere until CXMT came online. It felt like every comment section and headline was predicting that CXMT’s arrival was going to crush the cartel and smash the “price fixing” when a new competitor arrived.
Then CXMT memory arrived at nearly the same price as everything else because, to the surprise of nobody with basic economic understanding, they were selling their products at market rate too.
The high price is being driven by demand combined with a supply chain that takes years to increase output. Just prior to this demand explosion, RAM and SSDs were so cheap that producers couldn’t justify building out more capacity. It would have been a bad choice at the time unless they had a crystal ball that could have predicted the future.