If you can properly optimize video to 20-30 sites, the work is over.The attention of search engines are drawn towards you. As videos are extremely popular, search engines rank them very quick and also give them a higher rank, videos will be indexed in hours. My videos appeared in Google in less than one hour. But, please understand that it should be properly optimized. Success depends on Title, Description and proper Keywords just like a website. Hence a proper knowledge about these things are very essential especially about keywords. But these are the only things needed for videos unlike websites. Video is a video for Google. As there is no text, the content does not matter. You can start today with bum marketing.