Visa's still got plenty of opportunities to expand its reach as a facilitator of purchases. In an age of PCs, cheap software, and cloud computing, Microsoft will always be able to generate revenue ...

Management sees flat margins next year as spending on AI continues to ramp up. Some investors may be displeased with the near-term outlook for the tech giant.

Microsoft is infusing AI into its operations. The company faces stiff competition in the AI market from several contenders.