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| Criterion |  Operations ALPEN Method |  Architecture ARID (Active Reviews for Intermediate Designs) |  Operations 5 Whys |  Operations Getting Things Done |
|---|---|---|---|---|
Purposedifferent | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. | 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. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. | 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. |
Complexitydifferent | Low | Medium | Low | Medium |
Timedifferent | 10-20 min daily | 2–4 h review as a planning range; preparation and evaluation additional | 15-30 min | 1-2 h Setup, laufend |
Participantsdifferent | 1 | Designers, developers as users, and facilitation | 2-6 | 1 |
Formatdifferent | Async | Workshop + async | Workshop | Async |
Outputdifferent | Daily Plan, Time Estimates, Review Notes | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions | Root cause notes, Countermeasures | Action Lists, Project List, Review Routine |
Tagsno overlap | PlanningTime managementProductivityOperations | ArchitectureEngineeringFeedbackValidationTasks | Root causeIncidentLeanProblem solving | ProductivityPlanningTasksExecution |