Attached as a footnote to last week’s big news of Windows 7 SP1 being released to manufacture, Microsoft also announced a new lightweight edition of Windows 7. Windows Thin PC (WinTPC) is in many respects a Windows 7-based update of Windows Fundamentals for Legacy PCs (WinFLP), a lightweight locked down version of Windows XP SP3 that was offered to enterprise customers as an encouragement to get them to migrate away from Windows 2000 without the cost of performing a hardware refresh at the same time.