Related:

• 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 find out that you can't get to sleep
  because you are, in fact, the program you're designing, and can't run to completion as the lower level routines haven't been coded yet....
• You know you've been hacking too long when... ...you wake up and desperately try to start a compiler so you can use the 15 minute waiting period to sleep some more.
• You know you've been hacking too long when... ...you can't sleep any more, because you're stuck in the garbage collector and it keeps dumping with Illegal Instruction.
• You know you've been hacking too long when... ...a friend asks you what you're going to do later and you answe
  cd $HOME; mkbed; sleep 28800...
• You know you've been hacking too long when... ...you wake up at 3
  00am from a nightmare, and realize the reason for i...
• You know you've been hacking too long when... ...your sleep cycle has revolved around the clock several times due to "working days" longer than 24 hours.
• You are logical and hate disorder.
• 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".