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Illustration: Sarah Grillo/Axios

A number of on-demand services companies are turning to layoffs to trim costs and shore up their balance sheets.

Why it matters: After years of seeing their unprofitable growth subsidized by plentiful venture dollars, companies are facing increased pressure to prove they can stand on their own two feet.

Driving the news: Here's a sampling of the cuts from just this past week:

Go deeper: WeWork to lay off 2,400 employees

Go deeper

2 hours ago - Health

Prior coronavirus infections may not protect well against Omicron

Illustration: Aïda Amer/Axios

New data from South Africa suggests the Omicron variant spreads more than twice as quickly as the Delta variant, and that immunity from prior infection doesn't appear to protect a person very well against Omicron variant.

Why it matters: The findings are extremely preliminary, and there are still many open questions about how well vaccines work against the variant. But these initial breadcrumbs of data are helping the world begin to understand what it's up against.

Bryan Walsh, author of Future
3 hours ago - Technology

AI could end foreign-language subtitles

Illustration: Shoshana Gordon/Axios

AI companies are developing methods to translate and synthesize voices in ads, movies and TV.

Why it matters: The advances in voice synthesis could help fix bad movie dubbing — and they come as international content is becoming increasingly important to studios and streaming platforms as part of the globalization of entertainment.

Bryan Walsh, author of Future
Updated 12 hours ago - Technology

A dark view of the future of autonomous weapons

A still from the video "If Human: Kill ( )." Image: Future of Life Institute

A new short film warns of the coming risks posed by the development and proliferation of lethal autonomous weapons.

Why it matters: Drones with the ability to autonomously target and kill without the assistance of a human operator are reportedly already being used on battlefields, and time is running out to craft a global ban of what could be a destabilizing and terrifying new class of weapon.