title: Does WebClient.DownloadFileAsync overwrite the file if it already exists on disk?
body: <p>I can't find any information on my question. Please excuse me if my search efforts have not been good enough to find the answer. I just want to avoid spinning my wheels.</p>
  
  <p>Thanks!</p>
  
  <p>Follow up: If it doesn't overwrite, how can I get it to (if possible)?</p>