As India's top designers including Tarun Tahiliani, Vikram Phadnis, David Abraham, Rohit Bal, Rajesh Pratap Singh and Wendell Rodricks gather in Varanasi today to try and give a boost to the Benarasi handloom sari, in an initiative by designer turned BJP politician Shaina NC, Rashme Sehgal outlines the crisis facing the weavers.