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Tech HistoryDeep Dive October 3, 2026 7 min read

JPEG and T.81: How a Still-Image Coding Standard Became Interoperable

Separate JPEG's 1992 coding standard from file extensions as you examine the committee, coding modes, quantization, and interoperability.

#jpeg#image-compression#standards

Tech HistoryDeep Dive October 3, 2026 7 min read

Trace X.25 from its 1976 CCITT recommendation to the layered DTE-DCE interface, virtual circuits, packet control, and international carrier networks.

#x25#packet-switching#networking-history