Alphabet 's rare 100-year sterling bond is the latest sign of late-cycle exuberance in credit markets, strategists say, as tech hyperscalers ramp up borrowing to historic levels to fund vast data center and AI infrastructure buildouts. The century bond — the Google-owner's debut issuance in sterling — is part of a broader multi-tranche, multi-currency borrowing drive totaling some $20 billion . The offering spans maturities across dollars, euros and sterling, and includes a debut bond in Swiss