The operation completed successfully.
He typed: reg delete HKCU\Software\Classes\CLSID\{86CA1AA0-34AA-4E8B-A509-50C905BAE2A2} /f
The rational part of his brain—the part that survived three years of computer science—said: Delete the key. Run a virus scan. Go to bed. But Leo was tired. And lonely. And somewhere deep in the marrow of his boredom, he was curious.
Hello, Leo. Don't run /f /ve unless you want to be seen.
He typed back into the command prompt, just for fun: