def timeline(*args)
      load_default_token
      return failtown("Unauthorized, re-run setup!") unless @client && @client.authorized?
      # Only send since_id to @client if it's not nil
      home_timeline = since_id ? @client.home_timeline(:since_id => since_id) : @client.home_timeline
      if home_timeline.any?
        print_tweets(home_timeline)
        # Save the last id as since_id
        self.since_id = home_timeline.last['id']
      end
    end
def timeline(*args)
      load_default_token
      return failtown("Unauthorized, re-run setup!") unless @client && @client.authorized?
      # Only send since_id to @client if it's not nil
      home_timeline = since_id ? @client.home_timeline(:since_id => since_id) : @client.home_timeline
      if home_timeline.any?
        print_tweets(home_timeline)
        # Save the last id as since_id
        self.since_id = home_timeline.last['id']
      end
    end
Display the user's timeline