We'll, I'm guessing that it probably has occurred to him, but he and the band have other reasons for choosing not to release more DVDs. I know that for most hardcore fans more is better; however, I believe that not over-marketing themselves has served the band very well.

As far as copyright laws, I think any individual copyright owner can invoke copyright privileges even if the copyright is shared. It would seem to me that in the case of the Eagles, the principle owners would want to make those decisions jointly even if they are not required to do so by law.