just today I found this page...(a bit old ...from 2006)
http://www.livemusicblog.com/news/06...-aftershow.php
Talks about the SY Lollapaloza gig in 2006
and tells:
"There was a suspicious high quality digital camera in the corner by the sound mixer that was either for JBTV or maybe a part for a future Sonic Youth music video/DVD release."