Health & care / Sep 20, 2026
SecondSunday
A private-first retirement-transition prototype that helps fictional partners compare expectations and choose a reversible experiment.
A QUICK LOOK INSIDEA business idea you can
A business idea you can
actually spend time with.
Go from “that’s interesting” to “here’s how I’d start.” This idea includes:
- 01The business behind the idea
Understand the customer, the problem, and the proposed approach.
- 027 source documents
Study the original research and build notes in a readable workspace.
- 03An interactive build planner
Choose your first experiments, write a plan, and model your assumptions.
- 04A starting point you can take with you
Export the notes and explore the public source repository.