FOREWORD (2)
A key driver of innovation in modern industrial societies in the past two centuries is the application of what researchers call “general purpose technologies,” which have far‐ranging effects on the way the economy produces value. Some important examples include the steam engine, the telegraph, the electric power grid, the internal combustion engine, and most recently, computers and related information and communications technologies (ICTs).
ICTs represent the most powerful general‐purpose technologies humanity has ever created. The pace of innovation across virtually all industries is accelerating, which is a direct result of the application of ICTs to increase efficiency, enhance organizational effectiveness, and reduce costs of manufacturing products. Services provided by data centers enable virtually all ICTs to function better.
This volume presents a comprehensive look at the current state of the data center industry. It is an essential resource for those working in the industry, and for those who want to understand where it is headed.
The importance of the data center industry has led to many misconceptions, the most common of which involves inflated estimates of how much electricity data centers use. The latest credible estimates for global electricity use of data centers are for 2018, from our article in Science Magazine in February 2020 (Masanet et al. 2020).
According to this analysis, data centers used about 0.9% of the world’s electricity consumption ...
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