anchor.diff:      |> Seq.iter (fun doc ->
           eprintfn "downloading \"%s\" from %s" doc.DisplayTitle doc.DownloadLink
           if download doc then
  -            System.Threading.Thread.Sleep 5000)
  +           System.Threading.Thread.Sleep 5000)
   
   let extractText () =
       let extract = xpdf.extractText @"C:\utils\xpdfbin-win-3.04\bin64\pdftotext.exe"
  
positive.code: 
  (*
  let runSentiment batchSize =
      let client = CognitiveServices.getClient "455d87e6819c43fcb7284efba4e56df9"
      let getId file = Path.GetFileNameWithoutExtension(file).Substring(4)
      let read file = File.ReadAllText file
      Directory.EnumerateFiles(@"c:\data\dpd\documents\txt", "doc-*.txt")
  
negative.code: #r "System.Net.Http.dll"
  #r @"c:\src\commentduel\master\retriever\packages\FSharp.Data.2.3.2\lib\net40\FSharp.Data.dll"
  #r @"c:\src\commentduel\master\retriever\packages\FSharp.Data.TypeProviders.5.0.0.2\lib\net40\FSharp.Data.TypeProviders.dll"
  