So I'll make this short and sweet. Here's the image I have so far:
![Broken refraction :(](http://members.gamedev.net/EvilSteve/JournalStuff/Raytracer/BrokenRefraction.png)
I didn't try to fix it last night, I got distracted by Half Life 2: Episode 2. I thought I managed to kill all of the grubs, but it turns out I missed 15 of them. Damnit. Oh well, I have every other achievement I can get up to where I am (I just got the car).
Anyway, back to work for me...