“The refresh rate is slow and it has some of the screen-gating etc issues that all e-ink displays have, but the ultimate effect is that colour illustrations look like from the pre-trucolour era with dithering and honestly I like it.
The examples on github give a sufficient exercise of the API features for you to use them.
Battery life is - as expected - fantastic (I'm using a 400mAh lipo battery from Pimoroni and updating once an hour and it's going strong)”