Chrome, hero that it is, will start automatically muting autoplay videos

Google's war on autoplaying videos in Chrome continues. 
Chrome 64, released in December, gave users the ability to mute annoying autoplay videos on an entire site, not just one page. Chrome 66 is the next step.
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Now, Chrome will more aggressively block autoplaying videos with sound. Going forward, Chrome won't allow a video to autoplay unless it's muted or never had sound in the first place. There are exceptio