Buying a new laptop- Apple?

[Footbag]

Originally Posted by 357

Actually Windows NT had this in 1996.

As I remember it NT had auto backup, but what Blueface is referring to is when your computer crashes or gives an error, it allows you to revert to the last good configuration.
Now that I think of it, I had an XP laptop that did this automatically as well, but it wasn't the OS. It was a program called step-back or something like that.