A Message from Porter & Company Rome wasn’t built in a day… And it wouldn’t exist at all without this stone. A vital structure that allowed the Romans to build engineering marvels. But there is another lesser-known type of keystone, one that plays an equally critical role in supporting the most revolutionary technology the world’s ever seen… artificial intelligence. And without it, the entire AI industry would collapse. That’s why many of the world’s wealthiest people are throwing billions of dollars at this AI Keystone – including Warren Buffett, Bill Gates, Peter Thiel, Sam Altman, and many others. 
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