private List<string> FindRecommendedUsersBasedOnSocialTags(Follower[] followers)
{
/*
* Real system would look at the users tags and find
* popular accounts with similar tags by making more
* RPC calls.
*/
var tags = followers.SelectMany(f => f.SocialTags).Distinct();
return tags.Select(t => t + "_user_1").ToList();
}
