Related:

• You know you've been hacking too long when... ...you are trying to remember something but hear in your head
  parity error at address......
• You know you've been hacking too long when... ...you check your email more often than your paper mail, and you remember your network address faster than your postal one.
• You know you've been hacking too long when... ...you order on the phone from a catalog, and start to give the operator your email address.
• You know you've been hacking too long when... ...you get snail mail, and you think to your self "You have new mail on node "your_address" from user "name_on_the_frank".
• You know you've been hacking too long when... ...you wonder why you can't just go
  leep 28800& and go on with your hacking?...
• You know you've been hacking too long when... ...after days with YACC, you start to parse your conversations.
• You know you've been hacking too long when... ...you discover that you're balancing your checkbook in octal.
• You know you've been hacking too long when... ...
  you enclose comments in your class notes with "/* */...
• You know you've been hacking too long when... ...you ask archie where to find your keys.