They're finally here: iOS 5 and iCloud. The updated OS for the iPad, iPhone, and iPod Touch -- models from the last two years at least will run the new iOS 5 -- bring some really useful and cool technologies to the Apple mobile ecosystem. And iCloud is destined to make working with data across devices second-nature, which will in turn make mobile computing an even more normal, entrenched activity for workers.

So without further ado, let me take you through the dozens of key enhancements and new features in iOS 5 and iCloud in the following slides.

Also on InfoWorld.com:

• Tablet deathmatch: iOS 5 versus Android 3.2 "Honeycomb" and Android 2.3 "Gingerbread"
• The legitimate IT security fears over iCloud -- and the iCloud fearmongering you should avoid
• The iPad quiz: How well do you know your tablet?

This slideshow, "iOS 5 and iCloud: The InfoWorld visual tour," originally appeared at InfoWorld.com. Follow the latest developments in mobile technology at InfoWorld.com, and follow InfoWorld on Twitter.