A screen displays the company logo for CoreWeave, Inc., Nvidia-backed cloud services provider, during the company's IPO at the Nasdaq Market, in New York City, U.S., March 28, 2025. REUTERS/Brendan McDermid/File Photo Purchase Licensing Rights, opens new tabSept 15 (Reuters) - CoreWeave (CRWV.O), opens new tab has signed a $6.3 billion initial order with backer Nvidia (NVDA.O), opens new tab, the data center operator said on Monday, in a deal that guarantees that the AI chipmaker will purchase a...