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| Criterion |  Innovation How Might We |  Architecture C4 Model |  Innovation Reverse Brainstorming |
|---|---|---|---|
Purposedifferent | With a stuck problem carrying many implicit assumptions, the method translates observations into open, workable questions. It sharpens the problem frame without pre-thinking the solution, turning frustration or fuzziness into a search space with clear direction. | The C4 Model makes a system legible across several resolution levels, from context down to code. It suits situations where different audiences need to understand the same architecture from different altitudes. | For persistent errors or blockages, the method shifts the view to the opposite of the desired effect. It exposes the mechanics of failure and makes hidden causes easier to grasp. This makes improvement more concrete and the problem clearer. |
Complexitysame | Low | Low | Low |
Timedifferent | 30–45 min | 1-4 h | 30-60 min |
Participantsdifferent | 1-10 | 1-5 | 3-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop |
Outputdifferent | HMW Questions, Challenge Framing, Idea Prompts | Context Diagram, Container Diagram, Component Diagram | Reverse Ideas, Risk Themes, Solution Ideas |
Tagsno overlap | FramingOpportunityIdeationQuestions | ArchitectureCommunicationVisualization | BrainstormingIdeationCreativityRisk |
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