Todd Derek provided us with a great overview of Yosemite, Mac’s new version of OS X.  

Todd has provided a couple of links to help in our learning about Yosemite.

Apple’s What’s New in OS X Yosemite 

And for those of us new to Mac, Apple’s New to Mac for Yosemite users.

In addition to Yosemite, Todd talked about Cloud versus Local storage.  Here’s a link to his site with more information.