Microsoft earnings are on deck, and the whole software sector is riding on them

It’s almost time for investors to find out more about the next leg of Microsoft Corp.’s artificial-intelligence growth. The technology giant became a poster child for AI last year thanks to its investment in OpenAI, the creator of the popular ChatGPT chatbot. And the AI revolution seems to already be helping Microsoft’s MSFT, -0.23% Azure cloud-computing business, which has been seeing better trends than Alphabet Inc.’s GOOG, +0.10% GOOGL, +0.21% Google Cloud.But while Microsoft appears to be winning AI wor ...