What changes
One shot ends in the middle of an action and the next shot begins in the middle of that same action.
MATCH-ON-ACTION · foundation
Match on action cuts between views during one continuous movement so the action bridges the edit.
One shot ends in the middle of an action and the next shot begins in the middle of that same action.
Record a person opening a door from two angles and join the shots in the middle of that same action.
A match cut links shots through a resemblance; match on action preserves one continuing action.
The cited continuity source explains that viewers track the movement, so attention stays on the action rather than the cut.
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