Tech Showbiz: Catch all the action and the latest gadgets at Mobile World Congress, Barcelona

Journalists take pictures of the new Huawei Mate X foldable 5G smartphone after its presentation at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Huawei CEO Richard Yu displays the new Huawei Mate X foldable 5G smartphone at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Michel Combes, CEO of Sprint, holds the new LG V50 ThinQ 5G smartphone during its presentation at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Frank Lee of LG Electronics gestures during the presentation of the new LG V50 ThinQ 5G smartphone with clip on second screen at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Michel Combes, CEO of Sprint, holds the new LG V50 ThinQ 5G smartphone during its presentation at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Journalists try the new LG V50 ThinQ 5G smartphone with clip on second screen presented at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Journalists try the new LG V50 ThinQ 5G smartphone with clip on second screen presented at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

The new LG G8 ThinQ smartphone with "gesture control" and "palm unlock" is displayed at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Attendees take pictures of the new Huawei Mate X foldable 5G smartphone during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Emilio Morenatti)

Spain's King Felipe VI, centre, and Spanish Prime Minister Pedro Sanchez, right, visit the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Emilio Morenatti)

A visitor jumps inside a capsule called Orbiting, by Samsung Galaxy, during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Emilio Morenatti)

The new models of Sony Xperia 10 are seen displayed at the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Emilio Morenatti)

Visitors sit inside an Intelligent Mobility Ecosystem vehicle, powered by SAP Leonardo, during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Emilio Morenatti)

A XR-1 5G cloud robot by CloudMinds shakes hands with a visitor, during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Emilio Morenatti)

A XR-1 5G cloud robot by CloudMinds speaks with a visitor, during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Emilio Morenatti)

The new models of Sony Xperia 10 are seen displayed at the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Emilio Morenatti)

Attendees take pictures of the new Huawei Mate X foldable 5G smartphone during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

Attendees dance inside a capsule called Orbiting, by Samsung Galaxy, during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

Attendees take pictures of the new Huawei Mate X foldable 5G smartphone during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

A visitor holds the new Samsung Galaxy S10 5G during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

A banner of the 5G network is displayed during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

A man uses the new glasses Playgiga during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

The new Samsung Galaxy S10 is displayed during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

A man uses the new glasses VR 02 Real during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

Attendees take part during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

A visitor uses his device at the Blackberry booth during the Mobile World Congress wireless show, in Barcelona, Spain, Monday, Feb. 25, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products. (AP Photo/Manu Fernandez)

The Mate X is the answer to a question Huawei faced as it sought to satisfy smartphone users' demands for bigger screens and longer battery life, said Richard Yu, CEO of its consumer business group. (Image: Reuters/Caption: AP)

Xiaomi's Director of Product Management Donovan Sung presents the new Xiaomi Mi 9 mobile phone ahead of the Mobile World Congress (MWC 19) in Barcelona, Spain, February 24, 2019. (Reuters)

Huawei CEO Richard Yu displays a new Huawei MateBook X Pro laptop at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Huawei CEO Richard Yu displays the new Huawei Mate X foldable 5G smartphone at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)

Huawei CEO Richard Yu displays the new Huawei Mate X foldable 5G smartphone at the Mobile World Congress, in Barcelona, Spain, Sunday, Feb. 24, 2019. The fair started with press conferences on Sunday, before the doors open on Monday, Feb. 25, and runs until Feb. 28. (AP Photo/Manu Fernandez)