The Debian GNU/Linux project needs more support – men, money and machines. But, apart from HP, big corporates don't offer the project much.
Read it here
HP uses Debian in embedded systems while Asus' eePC, which has been a great success, is using a Debian derivative (Xandros) as its operating system. Sears in the US has started selling a sub-$US200 PC which runs a Debian derivative.