"It's a very different business that Sun and Oracle are in," said Peter Falvey, co-founder of tech bank Revolution Partners LLC, a division of Morgan Keegan & Co., in a video interview with The Deal. "Oracle is used to selling software, which has very different margins and a very different sales process than Sun. They're not necessarily going to be able to cross-sell as easily as people think they're going to." With the closing of its long-delayed $7.4 billion acquisition of Sun Microsystems Inc. on Wednesday, Oracle Corp. begins a dramatic and risky transformation from a company that makes software to one that also makes hardware. The Deal Pipeline subscribers may read more. Watch the video below or download it in iTunes. -- Mary Kathleen Flynn