Nice, I'll have to look at the source for that. Ray tracing has always struck me to be a problem well suited to functional languages. If you can't see the site

Nice, I'll have to look at the source for that. Ray tracing has always struck me to be a problem well suited to functional languages. If you can't see the site: looks like the <title> tag isn't being closed, preventing it from rendering in some browsers, including Opera.