Mac OS X 10.7 Lion has been referred to by Apple as “Back to the Mac”. That’s because iOS took a lot from the original Mac OS X and built on the unique touch interface of the iOS devices. In OS 10.7 Lion, Apple brings a lot of their iOS experience “back to the Mac”. Specially the interaction with touch surfaces like the Magic Mouse and Magic Trackpad have become a central feature of Mac OS, but there’s also a whole lot more.
Videos like this are great for new and old user alike. It gives new users the lowdown on everything Lion, and it also gives existing users a look into what’s new. It’s a 97-minute tutorial covers all the Core features of Lion.