ImDisk is a virtual disk driver for Windows NT/2000/XP/2003/Vista/2008. It can create virtual hard disk, floppy or CD/DVD drives using image files or system memory.

Windows Virtual PC requires processor capable of hardware virtualization, with AMD-V™, Intel® VT or VIA® VT turned on in the BIOS to run XP Mode in Windows 7.However , VMLite a virtualization technology based on VirtualBox , can run XP Mode in Windows even if your processor is not capable of Hardware Virtualization.

When you boot an unattended Windows DVD(which contains autounattend.xml), you are directly taken to the installation routine.There is no option to launch the recovery environment.However I found a way of accessing Windows Recovery Environment.

The direct download links to the Windows 7 operating system purchased online have been leaked. The installation files of Windows 7 is hosted on the server on domain msft-dnl.digitalrivercontent.net owned by Digital River, one of the delivery partners for Vista and also the brain behind Windows Marketplace e-commerce store

You can integrate Drivers directly into your Windows XP installation disc using DriverPacks so that all the required Drivers are installed automatically whenever you install Windows XP.You can also integrate all the SATA/MassStorage Drivers.So all AHCI or SATA Hard Disks are detected automatically and you do not have to press F6 and load your SATA Drivers from a floppy during installation.