Samsung does an Apple with its first Snapdragon X Elite laptop, suggesting the new Arm-based Windows machines aren't going to be a cheap alternative to x86
Apple's focus on polish makes them a not-1st-mover. The Apple vision pro isn't the 1st virtual or augmented reality device. The Airpods max isn't the 1st pair of wireless headphones.
Samsung Galaxy Tab S8/9 Ultra. Publically made fun of Apple’s notch, then released their tablets with a notch a few months later. (Although tbf nowhere near as pronounced as Apple’s and mostly justified due to the extremely thin bezels).