- Enter
- Add a branch beside the one you are typing in (from the centre: a new branch).
- Shift + Enter
- Add a sub-branch under it.
- ↑ ↓
- Move between branches.
- Backspace
- On an empty branch with nothing under it: remove it.
- ·
- Tap a bubble on the map to edit it. Maps stay on this device; export Markdown or an image to share.