iOS 7 is really the first major new release of iOS :
Some of the topics are:
- Ten Settings to Save and Improve Your Battery Life
- Blocking Calls, Text Messages or Facetime: Block Annoying Contacts
- Web Browsing Made Easier: The Safari Improvements
- Get FREE Streaming Music with iTunes Radio
- The NEW Control Center: Just a Swipe Away
- Spotlight Search: Search Your Entire Device in a Snap
- Lots of New Apps and New Ways to Find What's Right for You
- Photos, Videos and Filters: The New Camera Features
- iCloud: Your Things, Wherever
- Fresh, New Ringtones and Good Vibrations: Pimp Your iPhone!
- Protect Your Children with Restrictions and Parental Controls