Are you release read?
Looks like it's that time a year again. Here are some useful links that will help you get up to speed for Winter '14

Documentation:
Release Notes
Release Glance
Known Issues
Release dates

Winter '14 Videos:
Highlights for Sales Console, Data.com, Work.com, Service Cloud, Desk.com, Platform, Marketing Cloud, Chatter
Chatter
Salesforce Platform
Sales Cloud
Service Cloud
Developer Preview
Marketing Cloud
Data.com
Work.com
Desk.com