Civil servants' 'roaming' fees on phones costing public $800,000.

Smartphones now make up 30 per cent of all handsets in New Zealand and a jump in mobile advertising should soon follow, says an advertising business organisation.

Apple co-founder Steve Wozniak, here next week with his Woz Live tour, speaks to nzherald.co.nz about innovation, the future of Apple and Segway polo.

Rohan deSouza and Andrew Malcolm explain what they hope to achieve with their start up tech business App La Carte.