Windows XP/5.1.2410.main.001208-1937

First leaked Pre-Beta 2 build of Windows XP. It included a number of new features, such as renaming Professional theme to "Watercolor", some high-color icons, IE6 with Media and IM Explorer bars, Outlook Express 6, Movie Maker 1.1,MSN Explorer 1.1,Media Player 8.0, Internet Information Services 5.1.

Here's a video showing the OOBE: https://www.youtube.com/watch?v=73qqp8lq1Cs

Features

 * Startpage could be enabled by adding the following to the registry:

According to Twitter user Albacore (@thebookisclosed), the Start button is mapped to the Startpage.