Yeah, I've pre-ordered the DVD off Amazon. Works out to about $52. Doesn't get released in the US until Aug 13, so should get it by the end of August.
Check this shit: http://www.amazon.com/exec/obidos/ASIN/B00006AL1G/104-0072422-2275176
It's got heaps of extra things:
"Additional scenes and extended interviews
• Artist and crew bios
• Original theatrical trailer
• Disc 2:
• How to Rock a Party: a lesson in the art of DJing with nationally known DJ Z-Trip
• Sneak Attack: a selection from Wave Twisters
• A multi-angle do-it-yourself lesson with DJ Qbert
• Selections from the acclaimed series Battle Sounds
• A unique sound-to-score music transcription
• Trailers and music videos
• Widescreen anamorphic format
• Number of discs: 2"
Good shit, innit.