windows on usb???

[ajkiwi88]

if i install windows xp/vista on a hdd and then remove that hard drive and put it in a caddy and edit grub can i boot it up from the usb caddy without alterations or not?

[HermanAB]

No. However, you can use BartPE to do what you want:
http://www.nu2.nu/pebuilder/

Cheers,

Herman

[C.S.Cameron]

I got XP working pretty good on a flash drive using Virtual Box with Ubuntu as host.