The Cloud Decade: How the $400 Billion Cloud War Is Being Refought

Global cloud spending crossed $400B in 2025. AWS, Azure, and Google Cloud hold 63% market share, but the landscape is shifting. Neoclouds, developer platforms, and APAC data center investments are reshaping competition. This analysis covers infrastructure spending trends, the rise of AI-optimized cloud services, multi-cloud strategies, and what the next five years look like for enterprise cloud adoption.