This is an empty statement - if you pour in hundreds of billions should you not expect progress?

The question is will these firms be able to continue to spend at that rate. The managers of the firms don’t necessarily have control over that - ultimately punishment in the form of drop in stock price hurts many people involved and will force the management to act in the interest of marginal investors. Even Zuckerberg who has majority control had to concede when meta’s stock cratered to below 100.