The sender of the file can set it on a timer so that it will automatically “burn”—deleting it from both devices after a set period of, say, seven minutes. This

The sender of the file can set it on a timer so that it will automatically “burn”—deleting it from both devices after a set period of, say, seven minutes. This one rings the snake oil alarm bells with me. I wonder if this is due to sloppy reporter research or actual advertising of the app. At least they promise to release source code, so maybe it is not that bad after all...