While Facebook’s head of global policy Monika Bickert spoke, protesters from a group called Freedom From Facebook, seated just behind her, held signs depicting Sheryl Sandberg and Mark Zuckerberg’s heads atop an octopus whose tentacles reached around the planet.Freedom From Facebook has garnered renewed attention this week, after The New York Times revealed that Facebook employed an opposition firm called Definers to fight the group.
After failures plague Utility B, Utility A then needs to step in, restarting to offer redundant power to that same critical customer.In order to interact and safely share electricity, utilities also need to get their electromagnetic frequencies in tune at around 60 hertz, so part of the exercise involved not just getting Utility A and B running, but syncing them."We had 18 substations, two utilities, two command centers, and we had two generation sources that we had to bring up a crank path and synchronize," says Stan Pietrowicz, a researcher at Perspecta Labs who is working on a black start network analysis and threat detection tool through RADICS.
On Monday, a Google spokesperson said that the company didn't see signs of malicious hijacking, and instead suspected that the Nigerian ISP Main One had accidentally caused the problem."The problem here is a failure to apply basic best current practices to these routing sessions."Roland Dobbins, NetscoutThere are minimum best practices that ISPs should implement to keep BGP routes on the up and up.
His calculations of how much energy—and planet-warming carbon emissions—the top four cryptocurrencies might be responsible for appears in an article in the journal Nature Sustainability today, joining a growing canon of peer-reviewed and rigorous work trying to put numbers to a problem the cryptocurrency world has been grappling with for years: How much energy blockchain-powered currencies consume, and how much does the answer matter?Whoever Satoshi Nakamoto is, the genius of his, her, or their idea for bitcoin—published almost exactly a decade ago—was in solving the key problem with digital currency: You can generate more by just copy-pasting.
But Can It Understand This Headline?Casey ChinIn 2012, artificial intelligence researchers revealed a big improvement in computers’ ability to recognize images by feeding a neural network millions of labeled images from a database called ImageNet. It ushered in an exciting phase for computer vision, as it became clear that a model trained using ImageNet could help tackle all sorts of image-recognition problems.
Data centers are built on land, and most of the physical elements of the internet – such as the cables that connect households to internet services and the fiber optic strands carrying data from one city to another – are buried in plastic conduit under the dirt.