Two -- complementary -- platforms:
Online software should be "largely additive" to Microsoft's traditional PC and server software, not compete with them, he said. For businesses, CIOs will need to make choices about "cost vs. control" when deciding whether to use Microsoft's Web products. Over time, however, the cost benefits of Web-based software may be difficult to ignore, Ozzie added.
"This is more of an additive model than it is a replacement," said Ozzie. "I do not believe the Web is the be-all and end-all of experience delivery." As part of its online effort, Microsoft will start tracking more data about consumption of online software, in a way that respects PC users' privacy, Ozzie said.