ibarra@webmail.hawk.com (Michael C. Ibarra)  wrote:
 > > I was looking around /bin to see what's big and small, and came across an odd file called '['.  Would someone kindly tell me why it's there?  
 > 
 > Do man \[ as you need the escape the special character

One of my customers decided I was charging them too much. So they 
brought in another consultant and as part of cleaning the machines,
he removed /bin/[ on all the machines on the network.

None of the machines would boot after that. go figure.