Microsoft has published a new version of the Windows Live Tools. –> http://explore.live.com/windows-live-essentials

What programs are included?

• Messenger
• Photo Gallery
• Movie Maker
• Mail
• --> Writer <--
• Family Safety
• Windows Live Mesh
• Messenger Companion
• Bing Bar
• Outlook Connector Pack
• Microsoft Silverlight

If you do not know, you can use the Live Writer for blogging (with your SharePoint blog).