For one thing, it could otherwise waste a lot of time for the poor white hat hacker who tries to figure out why this oddly formatted file suddenly exists in the

For one thing, it could otherwise waste a lot of time for the poor white hat hacker who tries to figure out why this oddly formatted file suddenly exists in the app data. And it doesn't destroy the credibility of the tool to silently mess with its data. People have to know it's happening.