Waseem Ahmed, a weaver in Varanasi explains the different kinds of Varanasi Saris and little bit about the work involved. (In Hindi)
http://youtube.com/watch?v=Z4gts6G7PLM

Also if you have not watched this already, the video report made by BBC with help from PVCHR and AHRC is at
http://youtube.com/watch?v=9r5pUNbSFa4