借助光栅原理，让屏幕发出的光只能从正面特定角度范围内看到，从而实现「大角度防窥」的效果：
In the end, Scream 7 may not be the best of the bunch, but it's damn close.
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New York state has filed a lawsuit against Valve alleging that randomized loot boxes in games like Counter-Strike 2, Team Fortress 2, and Dota 2 amount to a form of unregulated gambling, letting users "pay for the chance to win a rare virtual item of significant monetary value."
However, the company said on Tuesday the offending notification would have only been seen by a small number of users and that it was removed quickly.