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October marks the 70th anniversary of the first bar code-type product. And the QR code — short for quick response — is an evolution on bar codes that are often used to point users to a ...
The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [6] [7] [8] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [9] the pattern of the position detection markers was determined by finding the least-used sequence of ...
It challenges the principle of freedom of information, as it states that some types of information are too dangerous, as people could either be harmed by it or use it to harm others. [2] This is sometimes why information is classified based on its sensitivity. One example would be instructions for creating a thermonuclear weapon. [2]
Many authors discussed how ideas themselves can be dangerous, or the idea that ideas can be dangerous. One such author, Daniel Gilbert, states, in his entry: "Dangerous" does not mean exciting or bold; it means likely to cause great harm. The most dangerous idea is the only dangerous idea: The idea that ideas can be dangerous. —Daniel Gilbert [7]
As digital investments skyrocketed amid the pandemic and technologies filled the market looking to meet new needs, not all technology was new. In fact, the QR code, which was originally introduced ...
Oklahoma's education board has revoked the license of a former teacher who drew national attention during surging book-ban efforts across the U.S. in 2022 when she covered part of her classroom ...
The code was introduced in 1994. [12] In 2021, QR codes were being used to book and track COVID-19 tests and contact tracing. [6] Hara has stated that he would like to develop QR codes for additional medical purposes, including imaging such as x-rays or electrocardiogram data. [2] Hara still works for Denso as of 2024. [1]
A common misconception is that the idea for Munzee was inspired by Geocaching, a game in which participants search for a hidden cache using GPS technology.However, Munzee co-founder Aaron Benzick (having never been a geocacher) came up with the idea of using QR codes for a game in 2008, but smartphone technology and capability were not available at the time. [5]