I haven’t tried, but it looks like you could trivially solve with optical flow? Edit: looks like yes, from the shared chats people are posting. But it’s intere

I haven’t tried, but it looks like you could trivially solve with optical flow? Edit: looks like yes, from the shared chats people are posting. But it’s interesting to think of communication schemes that require a temporal component so any single image is unreadable and can’t be beaten by long exposures or other tricks (otherwise persistence of vision displays would satisfy). A sort of physical anti copy/paste.