Tech Talk: It has emerged that Amazon employs thousands of people around the world to help improve its Alexa digital assistant. The teams help to improve Alexa's speech recognition and ultimately helps it respond better to commands. BT tech contributor Wong Kai Yi weighs in. He also shares what’s next for Google Maps as it’s reportedly expected to include ads in the future.

<p>Tech Talk: It has emerged that Amazon employs thousands of people around the world to help improve its Alexa digital assistant. The teams help to improve Alexa's speech recognition and ultimately helps it respond better to commands. BT tech contributor Wong Kai Yi weighs in. He also shares what&rsquo;s next for Google Maps as it&rsquo;s reportedly expected to include ads in the future.</p>

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