Loving zed - new font which looks like they’ve done all the right work to test its suitability for low vision

During the tests, Zed Text was directly compared with – and outperformed – Helvetica in terms of speed of reading for all types of hospital patients. We have since further improved the speed and ease of reading by creating wider versions of Zed that benefit readers with declining vision.

And this is interesting too

There are situations where words or translations are not enough, and in such circumstances icons, symbols and pictograms can be extremely effective. The Zed type system comes with hundreds of icons that break down traditional language barriers,