Related:

• You know you've been hacking too long when... ...you send your SO notes like
  while !(together(you,me)) miss(you)...
• You know you've been hacking too long when... ...in art class you make a mistake in a drawing and look frantically for the undo button on the paper.
• 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... ...you begin all of your questions with "INPUT.
  . ....
• You know you've been hacking too long when... ...you can remember your ethernet hardware address.
• You know you've been hacking too long when... ...you count things on your fingers in binary.
• 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... ...after days with YACC, you start to parse your conversations.
• You know you've been hacking too long when... ...you ask archie where to find your keys.