Also, Ralph has a new website which contains video's from the 80's & 90's as well as footage of unreleased interviews and performances... Peep some of the links below (the video's take a few seconds to load so be patient).
Performance Footage From Video Music Box
Some video's from the 80's
PS - Ralph, Can u please post the Das EFX performance of "They Want EFX" from early '92 and the Biz and Kane footage (it cuts in at the end of the Nas "Live At The Fever" clip)? There's also a clip of Flex spinnin a house set on Hot 97 when he had just started there and it was a dance station... Could u please post that as well?