How is that any better? You can’t integrate them easily in the text, you still have to store the images and send them around, and there’s no way of normalising

How is that any better? You can’t integrate them easily in the text, you still have to store the images and send them around, and there’s no way of normalising them, which means that this has all the inconvenience of Unicode without any of the features that help handling code points and glyphs, and even smaller probability of it being rendered correctly.