Apple chief Tim Cook warns of tech cold war and global jobs shortage.

Apple CEO Tim Cook has warned that technology could be the next front in a threatened Cold War between the US and China.<br><br>He told the BBC that countries could refuse to share data and implications for the digital world could be severe.<br><br>"If you think about it, literally, the phrase 'I just want to buy something made in country A' - with technology, that won't work," he said.<br><br>"The next new thing will require expertise in country B."