The site it points to is www.pasivdevice.org/ which has a lovingly created online manual for the Dream Machine and which culminates in a rudimentary interactive activation of the machine which then leads onto a further site www.mind-crime.com where there’s a web game which reveals a few more clues to exactly what this film is all about.
It’s worth a play, don’t expect too much though, and if you’re after hard answers it’s probably only going to frustrate you all the more.