New CLS definition

Google has launched a new way of measuring Cumulative Layout Shift (CLS). But I am not able to understand the new definition from the articles on and

Could anyone help me understand this in simple words? or suggest any article or video?

We wrote up a blog post about it awhile back with a few examples that might be helpful: Diving Into the New Cumulative Layout Shift - WebPageTest Blog

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Thx for sharing link!

Thanks @tkadlec for the link