У вашего броузера проблема в совместимости с HTML5
If you're still not used to iMovie 10, and wondering where things are, here are 3 little tips of where to find options that you may have taken granted in iMovie 9. Tip 1: Wrapping the timeline - If you don't like the continuous scrolling timeline, feel free to turn this on Tip 2: Ever wanted to hear the audio still as you moved your mouse over the clips? Turn on Audio Scrubbing! Tip 3: I show you how to activate the Slow Motion or Speed up features for the selected clips. If you're still unhappy with it all you can go back to iMovie 9 just follow this video tutorial: https://www.youtube.com/watch?v=-cfXm84MaaA Or if you'd like to learn all about iMovie 10 because you're determine to make the switch but don't know where to start, click here: https://www.youtube.com/watch?v=U63GULMOTcc