Right now there is a bit left to be desired when it comes to lemmys accessibility features, but it’s a good idea to be mindful of the fact the fediverse and its platforms tends to have pretty universal accessibility features that will likely come to lemmy sooner rather than later
Actually, its because there’s no way to specify alt text right now. What you’re specifying with the
format is a label, which from a technical aspect is distinct from alt text. Op is correct, alt text shouldn’t render by default. Not because of abelism, but because that’s how they work. Don’t be so quick to start throwing isms at people.