Idea Space

Double-click: Add an idea, or edit one
Drag: Rotate on empty space, move an idea
Rotation center: Always the center of all ideas
Wheel: Move forward and back, or push and pull over a selected idea
W, S: Push the selection away, pull it closer
+, -: Expand or contract the selection or all ideas, on a sphere the radius
Shift drag: Box select
Space drag: Move sideways
G: Gather the selection
E: Flatten the selection in front of you
1 to 9, 0: Set a color, clear it
F: Fit all, or the selection
L: Toggle the grid
O: Toggle sphere mode
T: Face labels to the screen, out or in
R: Slow spin
Left, right: Switch layouts
Double-click a tab: Rename the layout
Two fingers: Move on touch screens
/: Find, Enter selects the matches
Cmd Z: Undo

Double-click empty space to add an idea.
Paste several lines to scatter one idea per line.
Example brings back the starting layouts.

Write one idea per line.