When Apple announces new things you expect it to also announce a bunch of new crap you can buy to accompany them. Cases, accessories, adaptors, and so on. If you're an upgrading iPad Pro owner you may need to go out and buy yourself a new Apple Pencil too. That's because the original Lighting-powered Pencil isn't compatible with the new iPad Pros.
Apple's online store has been updated with all the new products, and if you head over to try and buy an Apple Pencil the first thing you'll see is this page asking you which one you want to buy. Because the original Pencil won't work with the new iPad Pros, and the new one won't work with the old.
That's a little bit irritating for the Pencil-lovers who are planning on upgrading to the newer devices. Similarly if you don't want to spend upwards of £800 on a new tablet, but want Apple's stylus, you're going to have to cough up for one of the older Apple Pencils that are inevitably going to be phased out of use over the next few years. Complicating any future upgrade plans you might have.
Obviously the new Pencil comes with a bunch of swanky features like gesture controls and wireless charging, which Apple no doubt hopes will help you choose the newer (more expensive) iPads over the older stock. But at £119 the new Pencil is also more expensive than the £89 original. So it's all a bit: