It’s what was originally called Memoto, then changed its name to Narrative, and sadly didn’t make it commercially. (I think they really saw it as a home/consumer product; I’m pretty sure the real market is more professional, for trade shows, validating behavior, etc.)

Particularly several years ago, people sometimes said “what’s that?” I thought about painting an eye or a camera icon on it just to communicate preemptively that it’s camera, not least because sometimes people thought it was an audio recorder. I don’t remember any time in a professional setting when anyone asked me to turn it off. A few times I wanted to use it on outings with my children, but they gave me such a hard time (“what a stupid thing that is!”) that I typically gave up….