The link does not work. It leads to a 404 error page.
I am guessing this is the article, you want to talk about?
->
https://blocksandfiles.com/2024/05/2...-drive-access/
(It would have been better if you just explained, what you want to talk about here...)
I am not sure, how relevant this issue is for e-readers.
Most of them have not used (external) sd-cards for a long time. And even those that do often don't support exfat anyway, like Pocketbook for example.