I've spent most of the last decade ranting against NFC. QR Codes are almost always superior to NFC. QR codes hold more data, are extremely cheap, and easy to spot. NFC tags are limited in size, expensive, and have no universally recognised icon. Oh, and NFC doesn't work if it's stuck on a metal surface!…
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I've just got a set of wearable NFC tags, and I've discovered something interesting about the way data is stored on them. tl;dr Overwriting a tag can leave old data intact, and still readable. Here's the decoded memory layout of a tag with data written to it. In this case, a (failed) experiment at storing…
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My fingers are now Internet-enabled. Well... sort of! My dexterous digits can now wirelessly broadcast URls and all sorts of other information. Here's a video showing how! I have a small NFC chip sandwiched between my finger and a fake nail. NFC - Near Field Communication - is the magic which makes your contactless credit…
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The good folk at PITAKA have sent me one of their Carbon Fibre wallets to review. It is a gorgeous bit of kit - but does that justify the price tag? You can also view the unboxing on YouTube This is a card-holder with space for 6 cards - wrapped up in a protective bundle,…
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My first QR code post of 2013! I'm a long term fan of QR codes. I know some people don't like the idea of augmenting reality with specific tags for computer vision - but I do. Some people prefer RFID/NFC. Others still prefer dedicated augmented video apps. As I've written many times before, QR codes…
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RFID is like cold fusion. It will revolutionise everything - and it's only five years away! Terence Eden And, much like cold fusion, NFC will permantently be just around the corner. It's been "The Year of NFC" since 2008. Just like it was in 2009 and in 2010. Today the news came that Google may…
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