Brainwave Enterprises today announced its pzizz sleep program along with pzizz nap technology software version 1.5 for Mac OS X. “The software can create more than 100 billion combinations of uniquely personalized soundtracks that can be exported to an iPod or other MP3 player to be listened to anywhere at any time. The sleep program has been written to help you to switch off at the end of the day, clearing your mind and allowing you to quickly fall into deep, restorative sleep.” The pzizz software is priced at US$39.95, while the sleep module is available for $19.95.