r/Blind's Moderator's have met with Reddit. They say the admins didn't allow them to discuss API changes or 3rd party apps during the meeting. Also, it's not clear if the official app will have modera
r/Blind mods created their own Lemmy instance at https://rblind.com/. They use some beta features and their own modifications to make it more accessible.
There's also the fact that Lemmy is an open source project, so people who want improved accessibility can do it themselves and send a pull request instead of duct-taping something together that sits on top of the platform or just hoping that improvements happen some day.