Former Lakeside School students Bill Gates and Paul Allen found Micro-Soft, a portmanteau of microcomputer and software, in Albuquerque, N.M.

While Microsoft has backed off some leases recently with its data center buildout, both Amazon (AMZN -1.01%) and Alphabet ...

Alphabet and Microsoft aren’t just reporting numbers. They’re setting the tone for where tech investing is headed next - and whether AI’s billion-dollar promises are still on track.