Keyboard mind-mapping practice outline
From: https://meetmappy.com/guides/keyboard-mind-mapping-mac/

Plain-text worksheet. Recreate branches manually; this is not a .mindmap import file.

Research seminar
  Central claim
    Supporting evidence
    Assumption to check
  Method
    Why this method?
    Limitation
  Questions
    Source to revisit
    Question for discussion

Practice with a selected canvas node outside text editing:
  Tab: child, one level deeper
  Enter: sibling, same level (use a non-root node)

After capture:
  Move long explanations into expanded notes.
  Check which editor has focus before using shortcuts.
  Consult the app's Shortcuts guide for your configuration.