Painful. (Score 1)

This article truly was less-informed than I thought it would be. There's some sysadmin principle based on this logic though; if access is available in any way, it's a security hole. sudo is perhaps the most secure of the holes, though; it provides a control over access that you can't have with the wheel group or giving out the root password. also, I'm fond of the following:

scarlet@glimmer:/home$ sudo cd shel
Password:
sudo: cd: command not found