Sou Hu Cai Jing·2026-02-14 09:23Core Viewpoint - The global rush to invest $3 trillion in AI infrastructure raises questions about the necessity and effectiveness of such investments, as highlighted by Zhao Haijun, co-CEO of SMIC, during the company's 2025 annual financial report [1][3]. Investment Trends - Global AI infrastructure investment is projected to exceed $650 billion this year, with cumulative investments potentially surpassing $3 trillion by 2028, which is larger than Germany's GDP in 2025 [3]. - The urgency to invest stems from a fear of falling behind in the AI "second industrial revolution" [3]. Industry Concerns - Major tech companies like Alphabet, Meta, Microsoft, and Amazon are preparing for future competition using resources accumulated over the past decade, indicating a trend of blind expansion driven by collective panic [5]. - The rapid obsolescence of high-performance GPUs, which can cost tens of thousands of dollars, poses a significant economic challenge, as their effective lifespan is much shorter than anticipated [5][7]. Economic Misalignment - The economic lifespan of chips is often only half of their physical lifespan, leading to faster depreciation and longer payback periods for investments in data centers [10]. - This phenomenon of "rapid obsolescence" is becoming a norm in the industry, raising concerns about the sustainability of such investments [8][10]. Planning and Utilization Issues - There is a lack of strategic planning regarding the deployment of data centers, including site selection, chip deployment, energy consumption, and maintenance [12]. - The current investment climate is driven more by hot money, political performance, and industry trends rather than sound planning and rational decision-making [12]. Financial Risks - The largest tech companies have easier access to financing, which allows them to absorb risks that smaller investors cannot, potentially leading to a misalignment of financial burdens [13]. - Questions remain about who will ultimately bear the $3 trillion cost of these investments and whether they will yield the expected revenue growth [13][15]. Call for Rational Investment - Zhao Haijun emphasizes the need for rationality in technology investments, warning against the potential for future investments to become a financial joke if not approached thoughtfully [15][17]. - The industry must consider how much to invest and whether current projects will remain relevant in the future, as the current enthusiasm may lead to a bubble if not managed properly [15][17].