That's true, if the video is big it would really take a while, your suggestions can really be implemented but that was just a fun side-project which I designed

That's true, if the video is big it would really take a while, your suggestions can really be implemented but that was just a fun side-project which I designed in two days. the beauty about celery is that it handles a long list of tasks nicely without crashing your server. if your song is taking a lot of time, just come back later and resubmit it and you will get from cache within a few seconds.