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    public class XapDownloader
    {
        private const string ZuneAppStartup = "http://catalog.zune.net/v3.2/en-US/apps/?clientType=WinMobile%207.0&store=Zest&orderby=downloadRank";
        private const string ZuneAppDetails = "http://catalog.zune.net/v3.2/en-US/apps/";
        private string currentWorkingFolder;

        public void Download()
        {
            string runName = DateTime.Now.ToFileTime().ToString();
            currentWorkingFolder = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().CodeBase), @"Downloads\", runName);
            Directory.CreateDirectory(currentWorkingFolder.Replace(@"file:\", string.Empty));

            DoWebRequest(ZuneAppStartup, GetListResponse);

        }

        private string nextRequestUrl;
        private List<string> IDsToRetrieve = new List<string>();

        private void GetListResponse(XDocument doc)
        {
            nextRequestUrl =
                "http://catalog.zune.net" +
                doc.Root
                .DescendantNodes()
                .OfType<XElement>()
                .First(n => n.Name.LocalName == "link" && n.Attribute("rel").Value == "next")
                .Attribute("href")
                .Value;

            IDsToRetrieve.AddRange(
                doc.Root
                .DescendantNodes()
                .OfType<XElement>()
                .Where(n => n.Name.LocalName == "entry")
                .Select(entry =>
                    entry.Descendants()
                    .First(n => n.Name.LocalName == "id")
                    .Value
                )
                );

            while (IDsToRetrieve.Count != 0)
            {
                var id = IDsToRetrieve.First();

                DoWebRequest(ZuneAppDetails + id.Replace("urn:uuid:", string.Empty), GetItemResponse);

                IDsToRetrieve.Remove(id);
            }

            if (!string.IsNullOrEmpty(nextRequestUrl))
            {
                DoWebRequest(nextRequestUrl, GetListResponse);
            }
        }

        private int locationInRanking = 0;

        private void GetItemResponse(XDocument doc)
        {
            var name =
                doc.Root
                    .DescendantNodes()
                    .OfType<XElement>()
                    .First(n => n.Name.LocalName == "title")
                    .Value;

            var xapLocation = doc.Root
                .DescendantNodes()
                .OfType<XElement>()
                .Where(n => n.Name.LocalName == "entry")
                .Select(entry =>
                    entry.DescendantNodes()
                    .OfType<XElement>()
                    .First(n => n.Name.LocalName == "url")
                    .Value
                    )
                .First();

            var path = Path.Combine(currentWorkingFolder, locationInRanking.ToString("D4") + " - " + name + ".xap").Replace(@"file:\", string.Empty);
            try
            {
                new WebClient().DownloadFile(xapLocation, path);
                Console.WriteLine("Got " + path);
            }
            catch
            {
                Console.WriteLine("Failed to get " + path);
            }
            locationInRanking++;
        }


        private void DoWebRequest(string Url, Action<XDocument> Response)
        {
            var request = HttpWebRequest.Create(Url);
            var response = request.GetResponse();
            Response(XDocument.Load(response.GetResponseStream()));
        }
    }