User blog comment:Brandon Rhea/Intro to Wiki Modernization/@comment-5558012-20170306204035/@comment-5558012-20170306205307

Ah. I'd recommend not having those ads too long or people won't watch the videos (definitely not longer than 30 seconds); I do like YouTube's option to skip long videos after x seconds (ad creators need to focus on attention grabbers and quality videos - highly successful ad).