Microsoft’s next operating system (OS) installment, Windows Vista, has many new features including a number of security enhancements, improved document-searching technology and other core features like networking, printing, audio and display. One significant update to note is the new Authentic, Energetic, Reflective and Open (AERO) graphical user interface.
Here’s how an ALT+Tab in Windows XP ould look like:

Here’s how it currently looks like in Windows Vista:

The complexity of this new look would mean that you will need to have a graphic accelerator installed in your system, of course. This is just one of many significant changes (dare I say improvements?) Microsoft has made to the number one choice for desktop OS. You can find an illustrated walkthrough with 55 screenshots of their latest “preview” release on the PC Magazine website.
