questions about XB machine that i hope some expert can answer: -Can i just boot it from a CD? -Is it free? -Do i need an account? -What will my computer name be? -Does it require an operating system? i have windows xp -Does it require virtualization software because my computer has none? if it does, any free one? -Can i change my wifi network card's MAC address and how do i view what the current MAC is? -Does it work with all wifi network cards and WPA access points? -Is there any online anonymity test i could do to test it? -Does it have the latest version of xb browser and tor? -Does it have a firewall?