The Business of Sound
How can sound be used to influence our spending behaviour and boost companies' profits? Sarah Stolarz finds out how retailers are subconsciously speaking to us using computer-generated soundscapes.
Could the humble voice be the technology of the future? We road-test the latest voice-activated technologies from a lovely personal assistant called Nina to a car you can talk to.
And we ask whether the chore of remembering passwords and answering annoying security questions could soon be a thing of the past.