Booting off CD/flash drives

There are a few reasons why you would want to boot off of a Flash drive or CD. Those reasons are if you dont want to get bad stuff on your hard drive like bugs or viruses. you also might want to use it if you want to do things that your administrator doesnt want you to do. the bad part about booting from a flash drive is that once it crashes or anything happens you have to re-download everything back to the CD or flash drive. also booting from a flash drive or CD would be slower then your regular hard drive so things might be a little slower. these are the pro's and cons on booting from a flash drive or CD

i agree with you. that if you dont want bad things on the actual hard drive you can use the usb or cd.but that crashing thing does suck . and it is easy to use . and also carry about