У вашего броузера проблема в совместимости с HTML5
A speed test between the Apple iPhone X, Google Pixel 2 XL and Samsung Galaxy Note 8. These are three of the most powerful smartphones of 2017. While the iPhone X features the A11 Bionic chip, the Pixel 2 XL and Note 8 feature Qualcomm's Snapdragon 835 CPU. Which device do you think is fastest?
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