Trackpad: two-finger glide pans (inverted) • pinch zooms • Strikes: click to edit • ⌘+drag strike to move.
⌘C copies hovered strike • ⌘V pastes at mouse • ⌘Z undo last action
Flight paths: turn ADD PATH on • Option+click a strike to lock FROM • click other strikes to add TO paths.
Paths show only at zoom ≥ 4.37 and fade as you zoom in.
Auto-path: if FROM is LOCKED and ADD STRIKE is ON, each new strike will automatically get a path from that FROM.
Save/Save As (HTML) works in Chrome/Edge. Safari: use Export/Import JSON.