textMD is a XML Schema maintained by the Library of Congress that details technical metadata for text-based digital objects. It allows for detailing properties such as encoding information (quality, platform, software, agent), character information (character set and size, byte order and size, line terminators), languages, fonts, markup information, processing and textual notes, technical requirements for printing and viewing, and page ordering and sequencing.
This site gives details of The Ambisonics Association and its work. The Association was created in April 2008, with the general aim of promoting ambisonics. Its initial work is concentrated in the (fairly technical) areas of the creation and promotion of collective marks ('trademarks'), standards (e.g. for file formats) and other necessary infrastructure for ambisonics.
Today 38 years ago, the Universal Product Code barcode was introduced to the public. A supermarket in Troy, Ohio scanned the first product, which was a pack of Wrigley's gum.
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G. Dulewicz, и O. Unold. 2001 International Workshop on Hybrid Intelligent
Systems, стр. 361--378. Adelaide, Australia, Springer-Verlag, (11-12 December 2001)