Congress sprang a surprise by launching the centenary year celebrations for PV Narsimha Rao, hailing him as the father of India's 1991 economic liberalisation. This is in the fashion of an old Soviet style rehabilitation of a purged comrade. In episode #531 of ThePrint's #CutTheClutter, Shekhar Gupta checks out the ‘how’ and ‘why’ of this move, and also picks some nuggets from Manmohan Singh’s tribute to PVNR.