Apparently so. I recall this explanation back from 2021: https://news.ycombinator.com/item?id=26143779 https://news.ycombinator.com/item?id=26143779 Supposedl

Apparently so. I recall this explanation back from 2021: https://news.ycombinator.com/item?id=26143779 https://news.ycombinator.com/item?id=26143779 Supposedly, a core patent for the technology expired a year ago: https://old.reddit.com/r/eink/comments/1e3icaz/any_company_developing_eink_since_the_patent/ https://old.reddit.com/r/eink/comments/1e3icaz/any_company_d... It's probably too soon to easily tell whether that's enough to make e-ink screens cheaper and more available.