The refresh rate is something like 40+ seconds. This 31" display module isn't a new release of their latest tech, it was released at the same time as their 31"

The refresh rate is something like 40+ seconds. This 31" display module isn't a new release of their latest tech, it was released at the same time as their 31" monochrome display module 2-3 years ago IIRC and has been discussed previously on HN.