TTU—time to use, the time from a tool’s release until it delivers real results—is measured in months for most companies: contracting, integration, testing, and employee training.
A Millennium Prize Problem and the dispute that overshadowed it
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OpenAI reported that a private model found a solution to the Navier–Stokes existence and smoothness problem—one of seven Millennium Prize Problems with a $1 million prize established on May 24, 2000.
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The result was immediately overshadowed: NYU mathematics professor Tristan Buckmaster accused his colleague
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Levente Alpoege, who works at Anthropic, with improperly using shared work in preparing the publication.
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The authorship dispute took center stage faster than discussion of the proof itself. That same week, OpenAI released ChatGPT Images 2.5 with two new API models, while llm 0.35 added access to GPT-6 Astra.
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For a business planning AI adoption years ahead, this chain of events offers one practical lesson: the model chosen today will become obsolete before its integration pays off.


