They are certainly not anomalies. Most people simply don’t notice feel the need to focus on one short stutter in a couple of minutes or the micro stutters that are throughout ALL of iOS, macOS and watchOS.
Try this, use a black background on your Home Screen and rather slowly, and without lifting your finger, swipe left and right across the borders to the outer edge of the Home Screen. It’s more noticeable with the App Library and Today View. It stutters. It almost always does. And always did. Did you ever notice? Did you ever talk about it?
Stutters on Apple software are nothing new and have long become more than anomalies.