Nvidia shares pop in after-hours trade after the chip giant posted a 265 per cent surge in Q4 revenue. CEO Jensen Huang tells CNBC that conditions are ideal to grow the company. As a result the chip sector rallies, pushing Japan’s Nikkei to levels not seen since 1989. The Fed urges caution in cutting rates too early. BofA CEO Brian Moynihan says the central bank should not repeat mistakes of the past. And in autos news, Mercedes-Benz is to launch a share buy-back worth $3bn ahead of results later this morning.