Copper has been moving "in tandem" with artificial-intelligence hyperscaler stocks since the start of the year, and prices need to drop as much as 15% for the metal to become attractive again, according to an investment research firm. Not only is copper vital for the expansion of artificial intelligence, but it has actually been "moving in tandem" with hyperscaler stocks since the start of the year, Roukaya Ibrahim, head of commodity and energy strategy at the Montreal-headquartered BCA Capital, said during the company's webcast on Tuesday. Copper prices (HG00) have climbed 12.5% since the start of the year, while ... (full story)