Expenses were more on purpose, they amortized a bunch of hardware depreciation now instead of over 5-7 years with the new tax changes. This is pure greed
Flippant sarcasm that they're pretending this wasn't a financial decision, and was entirely about being ready for the amazing productivity gains of ai they've already seen, expanding across the business.
It doesn't matter how much revenue you have if you are spending more than that.