Mumbai, Aug. 28 -- Key equity benchmarks rebounded on Friday, snapping a two-session losing streak, as a sharp rally in IT stocks helped offset weakness in select heavyweight banking and consumer-facing stocks. The rally in IT shares was supported partly by stronger global technology sentiment following upbeat Nvidia results. Pharma and metal stocks also gained, while FMCG and consumer durable stocks declined. Investor sentiment remained cautious ahead of Kevin Warsh's speech later today. Warsh is set to deliver his first major address as Federal Reserve chair at the annual Kansas City Fed economic symposium in Jackson Hole, Wyoming. The address is being closely watched for clues on the US central bank's monetary policy outlook. Firm crud...