Two recent Apple KB articles of note: 106605: Mac OS X 10.1: Do Not Reinstall After Using the Mac OS X Update 10.1.1 states: "You should not reinstall Mac OS X 10.1 ...

We assume this means that when a 10.1.1 update (or whatever the next update will be called) comes out, you will not be able to install the update unless you have previously installed this Security ...

MacOS includes a recovery partition that allows you to easily erase all data on your Mac and reinstall your OS without an installation disc. In this article we will ...

The Mac OS X Lion operating system includes a recovery utility that you can use to reinstall the operating system if necessary. If you have a partitioned hard drive ...

If you ever need to restore the entire contents of an OS X Lion startup drive, or just perform a reinstall of the OS, you’ll find that there are numerous ways to accomplish these tasks. In fact, there ...