The mental ray 3.8 public beta program invitation phase has ended.
We appreciate the great interest in testing and using our software. We would like to thank everyone who applied for this program, and hereby apologize for not being able to accept all of you.
The final version of mental ray 3.8 will be released to end customers on January 31 2010, and will become available within several OEM products few months later.
The mental ray Beta Team.