This referenced Video is probably a better source. Changes start at 2:40

https://www.youtube.com/watch?v=ecXiM_0nJzM

Also they’re just visually bad. The bubbles have way too much spacing. The low-contrast blurry bubbles make everything feel cluttered. When expanding a group, you’ll see the same app icon repeated 20 times, while the headlines are clipped. The typography doesn’t feel right: headlines are too large, text styles on individual notifications are too similar and the line heights are too small. The scheduled summary was a nice idea, but again it’s blurred background on blurred backgrounds. And if all of that wasn’t cluttered enough, let’s make everything overlap at bottom.

Apple is usually really good at this, I don’t know what this particular design team was smoking.