WTF is

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WTF is zero rating?

 Whenever you watch a video, post a picture, or send a message, those bytes are analyzed and tallied by your internet provider. But what if some of those data-heavy services just didn’t count towards the cap? That’s what’s called “zero rating,” and while it sounds good in theory, it’s rather problematic in practice. How does it work, who does it, and why… Read More

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WTF is cloud computing?

Image: Bryce Durbin/TechCrunch After more than a decade of being in the popular tech lexicon, people kind of get the idea of “the cloud,” but most probably only understand a bit of it. That’s because the cloud isn’t a single concrete thing so much as a concept that encompasses many technologies. Understanding those pieces and how they intertwine is the secret to fully grasping the ideas behind it. Read More

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WTF is lidar?

wtf-is-lidar Long ago, people believed that the eye emitted invisible rays that struck the world outside, causing it to become visible to the beholder. That’s not the case, of course, but that doesn’t mean it wouldn’t be a perfectly good way to see. In fact, it’s the basic idea behind lidar, a form of digital imaging that’s proven very useful in everything from archaeology… Read More

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WTF is a backdoor?

wtf-backdoor For the authorities, encryption is a calamity. Where once they could pry open drawers to find incriminating letters, or force a company to reveal private records, now everything depends on the owner’s willingness to allow their data to be decrypted. So since they can’t go through the front door, they have asked repeatedly for a back door. But what exactly is a backdoor, and why… Read More

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