Have a look, if you can find it...
Source
Windowsbeta.Net has noticed that the Windows 2000 Source Code is spreading wild over the internet. Here are some info:
Filename: Windows.Source.Code.w2k.nt4.wxp.tar
Size: 195 MB
Source File List: here
Windowsbeta.net does NOT encurage people to download the source. Downloading the source is illegal.