I dual boot XP and Linux, because Linux is free and has a good future, but I've spent all this money on software I can't use if I use only Linux - which is why I have a dual boot between the two.
Anyhow, to cut a short story long, I found an OS in alpha testing called ReactOS which is reported to have the same architecture as XP and is open source. To be honest, I never heard of them til last night. Check it out:
Something for the future. What do you think?