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| Criterion |  UX Research User Interviews |  Decision Making Risk Matrix |  Architecture Request for Comments |
|---|---|---|---|
Purposedifferent | When teams derive needs only from assumptions and real motives are missing, user interviews give direct access to behavior and meaning. Conversations from the target group's everyday life make patterns, tensions, and open questions solidly visible. | When a project faces many possible disruptions, it quickly becomes unclear which risks deserve attention first. It separates options, evaluation criteria, and open risks. The result is captured as a Risk Matrix and a Top Risk List. | An RFC clarifies architecture context, options, and consequences. It structures technical context, alternatives, tradeoffs, open questions, and review feedback, and captures the result as an RFC document, reviewer comments, and a decision rationale. |
Complexitydifferent | Low | Low | Medium |
Timedifferent | 30–60 min per interview | 30-60 min | 1-3 Wochen vom Draft bis zur Entscheidung |
Participantsdifferent | 1 participant per interview | 3-10 | 3-20 Reviewer |
Formatdifferent | Workshop + async | Workshop + async | Async |
Outputdifferent | Interview Notes, Themes, Insight Summary | Risk Matrix, Top Risk List | RFC document, Reviewer comments, Decision rationale, Follow-up ADR or tickets |
Tagsno overlap | QualitativeResearchCustomerDiscovery | RiskDecisionPrioritizationAssessment | ArchitectureDecisionAsyncGovernance |
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