Card identity
Book ID: B21
Canonical key: computer:B21
Volume: Computer
Type: P1
Family: B — Live Computers
2027 Edition card companion · Vol. 1 Computer
EF-COMP-B21
Minimum macOS Live-State Capture
Permanent companion route
This route preserves stable card identity and is reserved for decision-relevant updates, errata, cross-references and maintained references without reproducing the printed card.
2027 Edition companion. The printed card remains the owning field unit. Thin identity-only companion routes remain excluded from search indexing until card-specific maintained content is published.