Saw a pointer to this, and thought others might like the concept...
http://www.webjillion.com/archives/2005/08/01/free-software-temptation-blocker
> Free Software: Temptation Blocker
>
> I'm in front of my computer constantly and a program I've been wanting for a long time
> is one that would allow me to block certain programs from myself for a set amount of time.
> A way for the smart part of me to head off the dumb, impulsive lizard part, and a way for
> me to get more stuff done at the computer.