9. The method of claim 1 , wherein placing the plurality of candidate creatives on the queue comprises placing the candidate creatives on both a low-priority queue and on a high-priority queue, wherein priority is determined based on historical data comprising data indicating whether or not the candidate creatives have been associated with undesirable technical attributes.
10. The method of claim 9 , wherein placing the candidate creatives on a low-priority queue comprises placing the candidate creatives on an endless queue.