Weather info made the top 5? Wow... "Cloudy with a chance of Corrupt Data tonight. Tomorrow severe DDoS attacks with possible server outages. Boating forecast shows Seas 3 tp 5 Gigs, winds at 16 Meg."

- Limit Increase - you can't have too much of a good thing! Relationships field now have a limit of 40 and now an object can have up to 7 external ids
- Weather Info Now Available in Today - team members in the field will never be caught by a freak storm again.
- Chatter Access can be Selectively Limited - gone of the days are all or nothing chatter implementations. Access can be limited by profiles or permission sets.
- SalesforceA - administrators can manage users and view information for Salesforce organizations from mobile devices
- Salesforce File Sync - (now generally available) users install a desktop client called Salesforce Files. The can then securely store, sync, and share files between Chatter, their desktops, and mobile devices.