They will respond when people are loud enough. If memory stays at $1200 for 128GB for years and investigative journalists say it could be colluding, enough people will make enough noise.

I’m sure Nvidia, Elon, Tim Cook, OpenAI, Anthropic are already whispering in Trump’s ears to do something.

Corrupt doesn’t mean “acts without incentives”. If you assume a corrupt system, then the inputs are going to be who has influence over the DOJ. If there is more money to be made by breaking a cartel, then they would absolutely do it.