It’s coming and using EWS

http://www.microsoft.com/presspass/press/2009/aug09/08-13macoutlookpr.mspx

REDMOND, Wash. — Aug. 13, 2009 — Microsoft Corp.’s Macintosh Business Unit (MacBU) today shared details about the next version of Microsoft Office for Mac, announcing that a new application, Outlook for Mac, will replace Entourage for Mac. MacBU is providing this early information to meet the planning needs of enterprise customers. For current Entourage users, Microsoft Entourage 2008 for Mac, Web Services Edition is available today, providing performance and reliability improvements and enabling users to sync Tasks, Notes and Categories. These updates demonstrate the team’s commitment to meet Mac users’ productivity needs and to improve the overall Office experience. MacBU also announced a simplified SKU lineup to help make product selection more intuitive for customers. The new lineup introduces Microsoft Office 2008 for Mac Business Edition in addition to the current offering of Microsoft Office 2008 for Mac Home and Student Edition.