# Phase 116: Research Taste Runtime And CLI Surface - Context

**Gathered:** 2026-04-11
**Status:** Implemented and verified
**Mode:** Main production phase for `v1.61`

<domain>
## Phase Boundary

Materialize the research-taste surface through extracted helpers, topic-shell
write-through, runtime bundle exposure, and CLI entrypoints.

</domain>

<decisions>
## Implementation Decisions

### Locked decisions

- keep research taste distinct from canonical scientific memory
- record structured taste rows in a topic-scoped runtime ledger
- feed active surprise signals into the taste surface instead of duplicating a
  second surprise state machine

</decisions>

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*Phase: 116-research-taste-runtime-and-cli-surface*
*Context captured on 2026-04-11 after Phase 116 implementation and verification*
