public static void UpdateGame(Game game)
        {
            List<ActivityPoint> points = null;

            using (var repository = new TweetRepository())
            {
                points = (from tweet in repository.GetAll().AsParallel()
                          where tweet.GameId == game.Id
                          group tweet by tweet.Timestamp.AddSeconds(-tweet.Timestamp.Second) into minute
                          select new ActivityPoint()
                          {
                              Time = minute.Key,
                              GameId = game.Id,
                              TweetCount = minute.Count()
                          }).ToList();
            }

            using (var repository = new ActivityRepository())
            {
                if (!repository.AddRange(points))
                {
                    Console.WriteLine("Error occurred with saving points");
                }
            }
        }