AirPods Pro 2 ear tips are (technically) incompatible with original AirPods Pro

In a support document released on Friday, Apple explained why the new silicone ear tips for the second-generation AirPods Pro are not technically compatible with the original AirPods Pro.
The new extra small ear tip delivers a better fit to more customers.
Ear tips have been designed specifically for their AirPods Pro generation, to deliver the highest-fidelity audio experience. As a result, use the ear tips that come with your AirPods Pro. AirPods Pro (1st generation) ear tips have noticeably d