GitHub · Developer tools · Aug 2023
Keynote Reactions
Slack · Sep 2026 · 0:28 · AI-annotated
A single fast-cut montage of conference attendees reacting to the keynote, jumping between a few speakers while one-word captions pop in time with each spoken word. A purple Keynote Reactions banner and the recurring cartoon-faced Slack mic hold the clips together, and the edit rides a steady, energetic cut rhythm.
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Keynote Reactions, scene by scene
· 12 scenes as text
01 · Social proof · 0:00–0:02
A woman in a brown blazer holds a colorful cartoon-faced microphone and speaks in a conference arena, a blue stage screen and empty seats behind her. A purple banner reads across the top while white outlined captions cycle at the bottom.
On-screen text: “Keynote Reactions”, “incredible”, “blowing”
Camera: Static
02 · Social proof · 0:02–0:03
A man in a black t-shirt and multicolored patterned pants holds a small microphone and gestures while speaking. He stands before a large event screen under purple lighting, with a purple banner at the top and a caption at the bottom that changes.
On-screen text: “Keynote Reactions”, “ready”, “excited”
Camera: Static
03 · Social proof · 0:03–0:04
A man in a black cap and t-shirt holds a microphone and gestures as he speaks, framed from the waist up before a large event screen with a QR code. Purple and blue stage lighting wash the background. A white caption reads Slackbot below him.
On-screen text: “Slackbot”
Camera: Static
04 · Social proof · 0:04–0:07
A bearded man in a white cap and beige blazer holds a small cartoon-faced microphone and speaks to camera in a blue-lit conference hall as single-word captions pop in at the bottom. It cuts to a bald man in a plaid shirt holding the same mic and a pink card.
On-screen text: “multiplayer”, “concept”, “absolutely”, “phenomenal”, “Slackbot”
Camera: Static
05 · Social proof · 0:07–0:11
A bald man in a plaid shirt stands in a conference hall, speaking into a small handheld microphone while holding a purple event booklet. Attendees walk past rows of chairs behind him under blue stage lights. White caption words pop in one at a time at the bottom of the frame.
On-screen text: “Slackbot”, “everything”, “make”, “everything”
Camera: Static
06 · Social proof · 0:11–0:12
A bald man in a plaid shirt holds a microphone and a coffee cup with a purple sign at a blue-lit conference hall. White captions 'bigger' then 'faster' appear at the bottom center as he speaks to the camera.
On-screen text: “bigger”, “faster”
Camera: Static
07 · Social proof · 0:12–0:14
A bald man in a plaid shirt speaks into a microphone, holding a coffee cup and a purple flyer, in a blue-lit conference hall with chairs and attendees behind. Lowercase white subtitles swap word by word at the bottom of the frame.
On-screen text: “faster”, “more”, “effective”, “and”
Camera: Static
08 · Social proof · 0:14–0:20
A man in a black tee, glasses and cap holds a mic and talks to camera in a purple-lit conference hall, a large blue screen with a tagline and QR code behind him. White subtitles enter word by word along the bottom.
On-screen text: “with”, “developers”, “to”, “us”, “we're”, “actually”, “the”, “conversations”
Camera: Static
09 · Social proof · 0:20–0:22
A bearded man in a white cap and tan blazer holds a colorful cube mic and talks to camera in a blue-lit event hall. White outlined caption words pop in one by one at the bottom, matching his speech.
On-screen text: “Stop scroling.”, “Start experiencing.”, “conversations”, “really”, “psyched”, “about”
Camera: Static
10 · Social proof · 0:22–0:25
A bearded man in a beige blazer and white cap holds a small multicolored Slack pin in a blue-lit event hall, speaking to camera as single-word captions cycle at the bottom. Attendees and a stage screen sit behind him.
On-screen text: “about”, “the”, “direction”, “Slack”, “heading”
Camera: Static
11 · Social proof · 0:25–0:26
A woman in a brown blazer holds a small colorful microphone with a face and speaks to camera in a blue-lit conference hall, rows of chairs and a large screen behind her. White caption words pop up at the bottom as she talks.
On-screen text: “heading”, “card”, “create”
Techniques: Kinetic type
Camera: Static
12 · Social proof · 0:26–0:28
A woman in an olive blazer holds a cube microphone with a colorful logo and speaks to camera in a blue-lit conference hall, rows of empty seats and a large screen behind her. White captions read surface then Slack at the bottom.
On-screen text: “surface”, “Slack”
Camera: Static






