must: keyboard, reduced_motion; avoid: modal, motion. Capabilities apply to these specimens and need verification in a product. facts supports measurable_progress, known_structure, and short_field as true or false; omitted means unknown.
Aliases and variants are not counted as extra entries. Anti-patterns are excluded in select mode and identified only in audit mode.
EDITORIAL LISTS / SEVEN CATEGORIES × TWO EDITIONS
Editorial lists
Seat numbers are editorial positions, not scores, rankings, or popularity measurements. A list that is not filled is left as it is.
Positions marked “Editorially reconstructed seat” were filled by editorial judgement in this repository; every other seat comes from the list ledger in plan issue #1.
7 entries · fewer than 10 seats; positions without verifiable evidence are left open
Interaction questions this edition follows in 2026, mainly about people working with automated systems; its size follows the discussion that could be verified.
A classic foundation for principles and cognition, drawn from long-standing usability and cognition discussion rather than any ranking of effectiveness.
8 entries · fewer than 10 seats; positions without verifiable evidence are left open
Design ideas this edition follows in 2026; the overlap with the classic list means these positions are still being discussed, not that attention to them has grown.