Why should i upgrade to Sharepoint 2010 for an intranet site

What possible reasons can be there for me to upgrade my intranet to SP 2010 fro开发者_Go百科m MOSS 2007. Are there some big leaps in functionality and/or performance?

For users:

• Better UI (Ribbon, Silverlight, improved theming)
• Improved non-IE browsers support

For developers:

• Major improvement in development tools (in VS2010)
• Silverlight support
• Client object model
• Development dashboard

For admins:

• Improved Central Administration
• Improved logging
• Resource throttling (large lists)
• Best Practices Analyzer
• Requires more hardware (especially RAM)

In addition to what cement has said,

For Users:

• Social integration in MySites
• Enterprise content management improvements (tagging).
• Better cross-browser improvements.