Related:

• You know you've been hacking too long when... ...you begin to think in nested IF-THEN-ELSE clauses that would make a bureaucrat get lost.
• You know you've been hacking too long when... ...you make a mathematical proof and try to compile it to test if it is correct.
• You know you've been hacking too long when... ...you start doing stuff like: cc -o a.out foo.c
• You know you've been hacking too long when... ...you have been hacking X and the colors of your tv don't look right so you think maybe you should use a different Visual.
• You know you've been hacking too long when... ...before you call someone on the phone, you think
  'finger joe@his.house'...
• You know you've been hacking too long when... ...people talk to you while you're trying to work, and you think, "mesg n".
• You know you've been hacking too long when... ...your digital alarm clock goes off and you think "Bloody Macs!
• You know you've been hacking too long when... ...
  you think "grep keys /dev/pockets" or "grep homework /dev/backpack...
• You know you've been hacking too long when... ...you're looking for your hilighter and you think
  find . -pen HiLiter -pri...