Here is why Hadoop is only good for Unix or Linux not Microsoft Windows
Note: YOu will be left on your own if you deploy on Windows. Not a very compelling reason to do this.
http://hayesdavis.net/2008/06/14/running-hadoop-on-windows/
NOTE I now post my TRADING ALERTS into my personal FACEBOOK ACCOUNT and TWITTER. Don't worry as I don't post stupid cat videos or what I eat!