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| Criterion |  Operations Time Blocking |  Innovation Lean Startup |  Operations Ivy Lee Method |  Operations Getting Things Done |
|---|---|---|---|---|
Purposedifferent | With a calendar that grows on request, the method makes available time explicit again. It combines appointments, focus work, and buffer into a more realistic day structure. | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | With a restless workday full of too many open items, the method creates radical simplicity. It directs attention to a short sequence instead of a broad, still-open field. | 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 | 15-30 min Planung, laufend | Wochen bis Monate je Lernzyklus | 5-10 min daily | 1-2 h Setup, laufend |
Participantsdifferent | 1 | 2-8 | 1 | 1 |
Formatdifferent | Async | Workshop + async | Async | Async |
Outputdifferent | Blocked Calendar, Capacity View, Focus Plan | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Daily Priority List, Completion Notes | Action Lists, Project List, Review Routine |
Tagsno overlap | PlanningTime managementFocus | LeanStartupValidationMVP | PrioritizationProductivityExecution | ProductivityPlanningTasksExecution |