Google Print for Libraries is officially rolling. Beginning today, Google is making available digital copies of a substantial number of public domain books, scanned from the collections of several large research libraries.

Microsoft is jumping on the Software-as-a-Service (SaaS) bandwagon with two new products targeted primarily at consumers and small businesses.

The first, Windows Live, includes Web-based tools for e-mail and instant messaging along with utilities for PC health and virus scanning. The second, Microsoft Office Live, includes a set of 20 SaaS business applications, including project management, sales and collateral management, customer management, expense reports, time and billing management, and collaboration tools.