> I was looking in /usr/bin ans see a file named: > jeff@raptor:/usr/bin$ ls -la [ > -rwxr-xr-x 2 root root 20092 Jun 2 17:05 [ > anybody know is this a valid file, and if so, what is it? for me, it seems to be some gnu-utils tool. man says: "NAME: test- check file types and extensions" everything's fine but the name looks strange - maybe some developers mismatch?