Windows Longhorn build 4050 (private/lab06 demo.031022)
| Build of Windows Longhorn | |
 | |
| Architecture | x86 |
|---|---|
| Compiled | 2003-10-22 |
Windows Longhorn build 4050 (private/lab06_demo.031022) is a private build of Windows Longhorn. This build was shown during the PDC 2003 and is known to have Aurora and Aero transparency. During the demonstration Hillel Cooperman showed the new Aero transparency, which more than 40 people worked on for over a month,[1] and also opened an MS-DOS application to prove that this was not a concept but a real build. A copyright notice at the bottom left of this build can be seen, ©, TM Microsoft Corp. All rights reserved. User interface is ™ and trade dress of Microsoft Corp. On 2018-09-27, BetaArchive member ReflectiaX claimed to have this build.[2]
Gallery[edit | edit source]
Documents folder with Preview Pane Aurora
Toolbar/preview pane close-up
Transparent overlapping window frames
Sending an e-mail
Scrollbar preview
Clearest photo of the buildtag
