I think there will be a few BR vendors, not just Sony.

Kutip:
Pioneer Blu-Ray PC Recorder Now For Sale
Sven Olsen - May 18, 2006 4:23 AM

$1000 burning a hole in your pocket?

For those who cannot wait to get on the Blu-ray train, Pioneer's BDR-101A PC Blu-ray recorder is just starting to trickle into the retail channel. Tiger Direct has just listed the BDR-101A for sale at a mere $999.99
Source: DailyTech

TDK 25 GB BR Media is USD 22 available for sale now.....