public async Task <IEnumerable <TreeNode <SearchTvShowViewModel> > > Trending()
{
var result = await MemCache.GetOrAdd(CacheKeys.TrendingTv, async() => await TraktApi.GetTrendingShows(), DateTime.Now.AddHours(12));
var processed = await ProcessResults(result);
return(processed.Select(ParseIntoTreeNode).ToList());
}