The AI Hype and the $2 Trillion Question: What Bain’s Warning Means for SMEs

This article is a based on the article on The Register here: https://www.theregister.com/2025/09/24/bain_ai_costs/

Background

Over the past two years, artificial intelligence — particularly generative AI — has dominated headlines and corporate strategy. Major tech firms like Microsoft, Google, and OpenAI are investing billions into AI infrastructure: power-hungry data centers, GPUs, and advanced networking to fuel demand. Yet while the hype has been loud, the results have been mixed. A recent report found that although U.S. firms have invested between $35–$40 billion in generative AI, as many as 95% of projects have yet to deliver meaningful returns.

Bain’s Findings

According to an analysis reported by The Register on 24 September 2025, Bain & Company warns that the AI industry could face a funding shortfall of $800 billion by 2030. To sustain the projected infrastructure build-out, AI would need to generate around $2 trillion in annual revenue — a level far beyond current expectations.
Key points from Bain’s research include:
  • Data center expansion: The U.S. alone may need an additional 100 gigawatts of capacity by 2030, requiring $500 billion per year in capital expenditure.
  • Constraints: Scaling at that level will be slowed by limited energy supply, hardware bottlenecks (e.g. GPUs), and shortages in construction capacity and critical cooling infrastructure.
  • Overly aggressive forecasts? Some analysts dispute Bain’s numbers. While Bain points to $500B/year in data center spending, other experts suggest the true figure is closer to $300B annually, and could fall if AI adoption slows.
 

Implications for the Market

The Bain report underscores a broader risk: the AI arms race may not be financially sustainable unless there are major breakthroughs in efficiency or new, proven revenue models. This raises questions about how much of the AI hype is achievable versus aspirational. For most businesses, particularly outside the Fortune 500, it reinforces the importance of treating AI as a tool to support productivity, not a silver bullet.
 

What This Means for SMEs

For SMEs, the sheer scale of these numbers makes one thing clear: building or owning advanced AI infrastructure is not an option. The trillion-dollar race will be fought by hyperscalers, not smaller firms. Instead, SMEs will remain dependent on cloud providers and vendors, who may pass on higher infrastructure costs in the form of rising service prices.
The opportunity for SMEs lies in practical adoption, not infrastructure investment. That means:
  • Using pre-built AI services from cloud providers rather than building custom models.
  • Prioritising automation and analytics tools that reduce costs or improve efficiency.
  • Starting with small-scale projects where ROI can be measured and expanded gradually.
  • Staying flexible with vendor choices to avoid being locked into escalating costs.
 

Conclusion & Advice for SMEs

SMEs should resist the temptation to follow the hype cycle and instead focus on business value. Let the tech giants fund the global AI infrastructure build-out; your priority is extracting measurable benefits. By starting small, tracking outcomes, and scaling only where results justify it, SMEs can adopt AI strategically and sustainably. The best approach is to see AI as a way to sharpen existing operations, not as a wholesale business transformation overnight.
 
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