Editor’s note: Besides tracking technological advancements and innovations, our author is a Juilliard-trained musical composer. Listen to “Meta Melody,” an origina improvisation by Howard Lieberman, composed for this column.
Metadata is the information your tools and devices automatically create about your work, location, and interests while you are busy making it. Every time you take a photo, record audio, shoot video, or save a document, metadata quietly appears in the background. Your devices record timestamps, settings, sample rates, bit depths, exposure details, and even which lens or microphone you used. It is the digital paperwork generated by the creative act itself. What most people never realize is that we can also manually add to it, edit it, and connect it in meaningful ways. That combination of automatic and conscious metadata makes it incredibly powerful, even though almost everyone ignores it completely. It is the information behind the information, and it has become one of the most quietly influential forces in modern creative life.
There is also a dark side to metadata. It can be used to track your search history, location data, and other information that can be sold to enable others to sell to you. This column is not about the dark side but the creative expression side. In a future column, we may dive into the less wonderful issues that many of us are stressed about. But, this week we’ll stick with the positive side of metadata.
Automatic Metadata: The trail we never knew we were leaving
Most of us create metadata all day long without ever thinking about it. It is a side effect of simply living in the twenty-first century. The moment you press Record or snap a picture, a file is created, and the file comes with its own hidden diary.
When you record audio, metadata is created the instant you begin. The microphone does not ask your permission before noting the sample rate, bit depth, device ID, and internal gain. A short voice memo has enough metadata to make a small technical report. Meanwhile, you were thinking you were just capturing a musical idea. Your tools quietly documented the physics of the sound you made.
A short video clip contains even more. It knows whether you shot it at twenty-four, thirty, or sixty frames per second. It knows the resolution, the codec, the lens, the color space, whether stabilization was on, and sometimes even where you were standing. You think you are filming your dog running around the yard, but your phone is analyzing the world with the memory of a machine.
A still photo also carries a surprising amount of context. Every image stores the exposure time, aperture, ISO, focal length, white balance, and the precise time it was taken. Photographers used to calculate these things manually. Now the camera generates the metadata before you even realize the shutter has closed. As Adobe explains in its overview of EXIF metadata , every digital photograph quietly records exposure, ISO, focal length, and time information, even if the photographer never gives it a thought.
We used to believe we created a file when we pressed a button. Now the truth is more interesting. We create the content, but the tool creates the metadata. The two arrive together as a package. This explains why metadata is so universal. It is not something most people choose. It is something the tools produce on our behalf, even when we are unaware of it.
What we can add: The human layer that makes it meaningful
What is easy to overlook is that metadata can also be altered or enriched by humans. This is where things get interesting. The technical metadata created by our devices is extremely useful for machines, but it is the human metadata that becomes useful to us.
Every file has at least one field where you can add your own notes. In audio files it is usually called Comments. Photos have similar fields. Videos also allow descriptions. If you add even a single sentence, you turn a raw file into a meaningful artifact. A sound becomes a moment. A photo becomes a story. A video becomes an event instead of just a recording.
You could write what you were thinking that morning. You could describe the mood. You could explain why you hit Record. A few words are enough. Over time this becomes a creative diary without your having to keep one. It is a layer of meaning that attaches itself directly to the objects you make. You no longer rely on memory alone. The file remembers what you would forget.
There is an entire world of software devoted to this human layer. There are dedicated applications, such as Mp3tag (mp3tag.de/en/), built solely for editing metadata long after the file is created. They allow you to change titles, comments, embedded artwork, ratings, and copyright information, and they demonstrate just how important metadata has become in a world where we produce so much digital material.
If you want to go a little further, you can add ratings. Not ratings for others but ratings for yourself. A rating can tell your future self which ideas mattered, which were experiments, and which were worth returning to. A rating is not a judgment. It is a signpost. It helps you find the things that shaped your direction.
When you add even small bits of human metadata, you build an archive without ever deciding to build one. And this archive becomes useful. You can search it. You can filter it. You can sort it. All of this is built into the operating systems and tools you already use. You do not need special software, although metadata editors can certainly help. You only need to use the fields that already exist.
This matters for creativity. Creative people make many things. It is easy to lose track of what you made or when, or why. Metadata lets you navigate your own history. It lets you see patterns. It lets you notice which ideas keep returning. It is the connective tissue of your creative life.
Metadata and Context: Our digital liner notes
Metadata is not new. We used to interact with it all the time. We just did not call it metadata. Album liner notes told you who arranged the strings and who played the sax solo. DJs spoke the names of the band members and the producers. Writers had acknowledgments. Photographers talked about depth of field and shutter speed. Filmmakers spoke openly about lenses and lighting choices. Metadata used to be a human conversation. People shared the work’s context because it mattered.
Today, the context is still there, but most of it is hidden inside the files. It is generated automatically by the tools rather than spoken aloud. Instead of liner notes, we have EXIF data. Instead of a DJ, we have a file inspector. Instead of a photographer explaining aperture, we have a set of numbers buried in a menu. The context is still present, but it is quiet. The machines whisper it instead of the humans.
One delightful modern twist is that even audio files can contain their own embedded artwork. As Richard Farrar shows in his guide to album art, a single music file can carry its own internal image. This means every track can have its own miniature cover, the digital equivalent of a personal liner note. Each piece of music can have its own identity card.
This means we have an opportunity. We can bring back some of the human layer by writing into the metadata ourselves. A sentence or two. A note about where the idea came from. A small moment of intention. When we do that, metadata becomes more than a technical description. It becomes memory. It becomes a story. It becomes meaning.
Metadata is automatically generated by our tools. We cannot stop that and would not want to when part of our creative process. But we can choose to add our own layer. And when we do, the information behind the information becomes the story behind the story. It gives our work depth and context and the ability to be rediscovered with fresh eyes. Metadata may be hidden, but it is one of the most human stories we can tell.
Next week, we’ll explore ways for you to edit your metadata. And in a future column, we’ll look at the downsides of metadata.
