That was my point and my original reply was directed toward the OP and those who seem to feel his request was a good idea.
One other (so far unmentioned) advantage to sudo vs direct root access is that since sudo uses a user's own password, you don't have to worry about securely propogating changes to the actual root password(s) to your collection of admins every time you need to (or want to) change them.
One drawback to this is that if an admin gets their password sniffed by an intruder, your intruder now has sudo access...