B-roll belongs where it does a job: covering a cut, illustrating a claim, or resetting the viewer before a new section. If it is only filling space, it is noise.
The strongest B-roll answers a question the audience is already asking. They hear a name and want to see a face. They hear a number and want to see the chart. Give them the picture at the moment the question forms.
Timing matters more than the shot itself. The same clip can feel helpful or random depending on where you drop it.
B-roll is a supporting actor. When it starts demanding its own scene, the interview is in trouble.
Cut the B-roll on the noun, not after it. When the speaker says the building, the building should already be on screen or arrive within a beat. Late B-roll always feels behind the conversation.
Keep the shot long enough to register but not so long that it becomes a second subject. Two to four seconds is usually plenty for a supporting image.
Some editors cover every second of an interview and end up with a slideshow where a person never seems to finish a thought. Restraint reads as confidence.
Let the face stay on screen during the emotional beats. A person telling you something hard is more interesting than a drone shot of the city. Save the B-roll for the parts that need help.
Audit the timeline at the end and ask what each clip is doing. If you cannot answer in a few words, cut it.
The wrong export settings undo hours of editing. Match resolution, bitrate, and codec to the platform so your video looks the way you cut it.
Pacing is not raw speed. It is the pattern of attention you build across a timeline. Here is how cut rhythm decides whether an edit feels deliberate or random.
Cutting on the beat makes a video feel alive or mechanical, depending on how hard you lean on the grid. Here is how to use a track as a guide, not a cage.
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