Though neither Nokia nor CEO Stephen Elop ever said there was an exchange of billions of dollars as a part of the company's tie-up with Microsoft for the Windows Phone platform, Bloomberg is sourcing "two people with knowledge of the terms" in saying that something in excess of $1 billion is flowing from Redmond to Espoo. Though the deal isn't yet finalized -- Elop said as much back at MWC -- it'd apparently call for Microsoft to pay out at least some of the cash upfront with Nokia sending cash in the other direction for device lice