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| Criterion |  Product Discovery Opportunity Solution Tree |  Operations Getting Things Done |  Architecture ARID (Active Reviews for Intermediate Designs) |
|---|---|---|---|
Purposedifferent | When discovery keeps swinging between goals, ideas, and learning loops, it creates clear steering logic. It connects the desired outcome, opportunities, and experiments into a legible structure. | With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory. | ARID examines how well developers can work with a technical design. It focuses on a part of the system that can still be revised, between the architecture overview and the detailed specification. |
Complexitysame | Medium | Medium | Medium |
Timedifferent | 1-2 h Setup, laufend | 1-2 h Setup, laufend | 2–4 h review as a planning range; preparation and evaluation additional |
Participantsdifferent | 2-6 | 1 | Designers, developers as users, and facilitation |
Formatdifferent | Workshop + async | Async | Workshop + async |
Outputdifferent | Opportunity Solution Tree, Experiment Backlog, Learning Log | Action Lists, Project List, Review Routine | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions |
Tagsno overlap | DiscoveryOutcomesExperimentsOpportunity | ProductivityPlanningTasksExecution | ArchitectureEngineeringFeedbackValidationTasks |
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