To put it as simply as possible, ray tracing is used to render light and its interactions with ... from now—but it may be that the phones and tablets of tomorrow will be capable of 3D rendering ...

The ZTE Light tablet also supports voice calling on dual band UMTS 2100 MHZ/900 MHZ and internet access on HSUPA network with a download speed of up to 7.2 Mbps and an upload speed of up to 5.76 Mbps.

ZTE's stepping up in the world, bringing its own-branded Light 2 tablet to the UK. Read on for all the specs. Luke Westaway is a senior editor at CNET and writer/ presenter of Adventures in Tech ...