Herald Tech Editor Chris Keall examines Christchurch’s tech boom - from aerospace to health tech ... and the challenges ahead.

<p>Herald Tech Editor Chris Keall examines Christchurch&rsquo;s tech boom - from aerospace to health tech ... and the challenges ahead.</p>

With more than more than 25 years' experience reporting on consumer affairs, business and politics, Garth Bray brings you today's business news, direct from the Herald NOW studio. 

<p>With more than more than 25 years' experience reporting on consumer affairs, business and politics, Garth Bray brings you today's business news, direct from the Herald NOW studio.&nbsp;</p>