You were reminded of an important investing lesson this week. Meta (META) being coy about future AI spending isn't what the market wants to hear as overspending fears rattle tech stocks. Yet that's what the market got — and Meta received another earnings day stock plunge in return. It's also a market — and here is the lesson — that rewards very large companies for finding a new gear. Coke's net sales climbed 7% year over year to $13.4 billion, while comparable earnings per share jumped 11% to $0.97.