问HN：在热门故事中折叠HN线程会导致你的CPU使用率激增吗？
对于评论数量众多的热门帖子，折叠顶级评论会导致CPU使用率飙升，并可能导致浏览器（我在Chrome和Vivaldi中尝试过）出现卡顿现象。<p>例如，这个非常热门的帖子：
https://news.ycombinator.com/item?id=43561253&utm_term=comment<p>如果你折叠顶级评论，我会看到CPU使用率大幅上升，系统会暂时冻结。<p>只有我遇到这个问题吗？
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For popular threads with a lot of comments, collapsing a top comment leads to high CPU usage and can cause browsers (I tried in Chrome and Vivaldi) to freeze up.<p>For example, this very popular thread:
https://news.ycombinator.com/item?id=43561253&utm_term=comment<p>If you collapse the top comment, I see a huge spike in CPU and my system freezes temporarily.<p>Is it just me?