What I really miss is the read only nature of CD, DVD based boots. It is so easy to make the perfect USB only to ruin it by sticking in a "dirty" machine. The

What I really miss is the read only nature of CD, DVD based boots. It is so easy to make the perfect USB only to ruin it by sticking in a "dirty" machine. The write protect switches on a few select USB flash drives are more of a suggestion than a hard detterent.