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[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: ISO and the Standards Golden Hammer (was Re: [xml-d ev] Yo
> > Characters sets and coding (ASCII, OCR-A, OCR-B, MICR, bar codes) > > Audio and video compression (MPEG 1, 2, 4) > > Graphics: GKS, PHIGS, CGM, JBIG > > Messaging/mail: X.400 > > Languages: C, C++, Ada, SQL, FORTRAN, COBOL, Pascal, Modula-2, POSIX, CLI > > Storage, networking, bus interfaces: SCSI, SCSI-2, FDDI, CSMA/CD, VMEbus, > > Multibus, HIPPI, RS-232/V.24 electrical > > Markup: SGML, RELAX NG, VRML > > Geocoding: ISO 19100 (19107, 19108, 19123, 19127) > > Most of these weren't ISO/ITU committees, but were either private > industry consortia, or other standards work that got a "finishing > polish." The origin of ISO standards is a mixed bag. Standards such as JPEG and MPEG were created by expert groups affiliated with ISO. JPEG, for example, was originally an ISO working group, then a joint group (with CCITT). Before there was a de jure standard for C, the de facto standard was Kernighan and Ritchie's book ("The C Programming Language"). You had to pay close attention to what compiler and features you were using as the language evolved past K&R. Newer standards have been fast-tracked from "local" standards organizations or industry consortia through the ISO process. Examples include SQLJ (ANSI->ISO) and VRML (Web3D->ISO). Perhaps a more interesting question is not how an ISO standard originated, but what long-term impact we've seen from them: 1. ASCII was a draft ISO standard about 40 years ago. IBM owned 70% of the computer market by the late 60s so EBCDIC was commonplace. The IBM user group (SHARE) even opposed the adoption of ASCII in the mid-60s. Today it's hard to find EBCDIC outside of the IBM mainframe world. On the other hand, ISO 646 / ISO 8859 web pages are pretty common -- clear evidence of the effect a standard can have for several decades. 2. Admiral Grace Hopper and a CODASYL committee published the first spec for COBOL in 1960 and it became an ANSI standard in 1968. There are two million COBOL programmers today, long after Y2K is no longer on our radar screen. One reason is because there are still 200 billion lines of COBOL code in production applications. Most of the transaction processing code that runs every day is COBOL ( processing 30 billion transactions per day). Has COBOL persisted because it's elegant, or because it's a standard?
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