# File sqlite3_feed_cache.rb, line 207
  def last_retrieved=(last_retrieved)
    if (last_retrieved.class == String)
      # parse string...
      t = Time.parse(last_retrieved)
      # and assume this is UTC
      # (otherwise FeedTools' expire mechanisms will blow up)
      @last_retrieved = Time.utc(t.year, t.month, t.day, t.hour, t.min, t.sec)
    else
      @last_retrieved = last_retrieved
    end
  end