Today: 19 July 2026

Roman Perkowski

Roman Perkowski is a senior markets reporter at TS2.tech, specializing in stocks, technology and macroeconomic trends. A graduate of the Cracow University of Economics, he previously worked in investment research and corporate finance. His coverage helps readers understand the key forces driving global financial markets and emerging industries. Follow Roman Perkowski on Google News.

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Stock Market Today

  • Energy Efficiency Drives AI Surge and Bitcoin Mining Alike
    July 19, 2026, 9:56 AM EDT. The article examines how the AI boom is being propelled by more than just OpenAI, Anthropic, and Chinese rivals, noting that free AI models are complementary to market leaders, helping expansion in a way similar to how Linux benefited Microsoft. The piece spotlights the essential need for hardware investment-including Nvidia GPUs and infrastructure projects costing $50 million-for dependable, secure AI operation. Drawing a comparison to Bitcoin mining, the author argues that AI's prospects depend on a continuing efficiency arms race, where reducing energy costs per kilowatt-hour is more important than simply maximizing computational output. This underscores the crucial link between compute power, energy, and the two-year lifecycle of hardware, highlighting the necessity for sustainable and cost-efficient technology in advancing AI.
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