Media
You can scrub a wall, flatten a file, or crop the frame, but the mark still travels. Some people leave signatures in paint. I leave them in properties, comments, and places no one bothers to inspect until it is too late.
Marked near the strip

I was here long enough for someone to take a picture, not long enough for them to notice what the file remembered after they walked away. The loud part is on the wall. The useful part is in the image itself.
Machine room door

Doors are good for warnings. Better for boasts. Anyone can read the paint. Fewer people think to ask what came bundled with the file when it left the wall and landed in a browser.
Protected archive
I locked this one after the upload, which sounds impressive until you learn where the phrase was left behind. Most people protect the container and forget the trail that led to it. That is why archives keep opening for the wrong audience.
The lock matters less when the phrase escaped earlier in the workflow.
Operator note
- Paint draws the eye. Properties reward patience.
- Some files talk in comments before they talk on screen.
- Compression hides less than people think when the phrase is already loose.
- The best mark is the one that survives export, upload, and download.
Nothing here is only decorative.