private static void CreateVerticalSlides(string resource, bool haveScores)
{
var verticals = photos.Values.Where(p => !p.horizontal).OrderByDescending(p => p.tags.Count).Select(p => p).ToList();
while (verticals.Count >= 2)
{
var p1 = verticals.First();
verticals.Remove(p1);
var candidates = verticals.Select(p => new { photo = p, count = p.tags.Intersect(p1.tags).Count() })
.OrderBy(x => x.count)
.ThenBy(x => x.photo.Weight(slideShow))
.Take(1).ToList();
//var candidates = verticals.Select(p => new { photo = p, count = p.tags.Intersect(p1.tags).Count() })
//.OrderBy(x => x.count)
//.Take(1).ToList();
var p2 = candidates.First().photo;
verticals.Remove(p2);
Slide slide = slideShow.AddPhotos(p1, p2);
Console.Write(string.Format("Preparing vertical slides - remaining {0}\t\t\t\r", verticals.Count));
}
}