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Foursquare CEO Steps Down as Valuation Plummets
This Wall Street Journal story details the struggles facing Foursquare, which started out as a hot location-sharing app in 2009 but is now facing lots of competition and hasn’t been able to transform into a profitable business. In addition to the leadership change, the company announced that it raised $45 million in new funding, which marks its second so-called “down round.”

Most People See Connected Devices as a Privacy Problem
A Fortune article discusses the results of a new Pew Research Center study about how Americans feel regarding privacy and information sharing.

Why Doesn’t Apple HealthKit Include Mental Health Tracking?
A Fast Company article explains why Apple’s health and fitness tracking service, HealthKit, doesn’t currently let users log mental-health data. One reason, according to this piece: there isn’t a lot of research finding a connection between mental health and data collected by your smartphone.

Data from Your Smartwatch Might Let Hackers Figure Out Your PIN Numbers
An article in Slate describes how a researcher at IT University of Copenhagen used deep learning to analyze accelerometer and gyroscope data in order to figure out a smartwatch wearer’s PIN number (spoiler: it seemed to work in some situations but still isn’t all that accurate).

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Conceptual illustration showing a file folder with the China flag and various papers flying out of it
Conceptual illustration showing a file folder with the China flag and various papers flying out of it

The US crackdown on Chinese economic espionage is a mess. We have the data to show it.

The US government’s China Initiative sought to protect national security. In the most comprehensive analysis of cases to date, MIT Technology Review reveals how far it has strayed from its goals.

Image of workers inspecting solar panels at a renewable energy plant
Image of workers inspecting solar panels at a renewable energy plant

Renewables are set to soar

The world will likely witness a wind and solar boom over the next five years, as costs decline and nations raise their climate ambitions.

light and shadow on floor
light and shadow on floor

How Facebook and Google fund global misinformation

The tech giants are paying millions of dollars to the operators of clickbait pages, bankrolling the deterioration of information ecosystems around the world.

travelers walk through Ronald Reagan Washington National Airport
travelers walk through Ronald Reagan Washington National Airport

We won’t know how bad omicron is for another month

Gene sequencing gave an early alert about the latest covid variant. But we'll only know if omicron is a problem by watching it spread.

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Illustration by Rose WongIllustration by Rose Wong

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