NEW YORK, June 29 : As corporate borrowing tied to artificial intelligence shows no sign of slowing, bankers are coming up with new ways to sell ever larger volumes of debt. The surge in spending on chips, cloud infrastructure and data centers has led large technology companies, known as hyperscalers, to increasingly issue bonds in currencies other than the U.S. dollar to tap a wider pool of investors and prevent saturation in the U.S. with colossal volumes of debt. Companies such as Amazon.com