Hacker News Reader

The supply issues Apple has with the X are due to the scale of their global sales machine. If they were dealing with a few million of phones like Google is with the Pixel, instead of tens of millions of phones like they are with the X, there wouldn't be any supply chain issues.

That’s one possibility. The other rumored issue is getting enough FaceID modules.

Not really, Apple is sourcing exclusively from Samsung based on rumors. It's the FaceID module production that's causing supply constraints.

One of their antenna vendors was/is having issues also.