AI investment watershed: Meta's money pit vs. Microsoft's ecosystem leverage

The most valuable takeaway from this article is that on the same day of earnings reports, Meta and Microsoft had completely opposite stock trends. This isn't just market sentiment fluctuation; it marks a turning point where the AI business model shifts from "telling stories" to "doing the math." Investors are starting to vote with real money, distinguishing who will be the long-term winners in AI infrastructure versus who is a bottomless pit for capital consumption.