Time flies, pandemic has for sure thought us about the value of digital parallel world and that unfortunately not everybody can be a part of it. European Accessibility Act will try to do something about it. Soon but not so soon. If you are a bank or maybe just a one-person-online-shop, then you should be a bit more serious about your accessibility!
Do not think that alternative text is a set and forget thing. Picture can mean different things in different contexts, so the alternative text must respect that.
Beside content accessibility guidelines we must also be aware of authoring tool accessibility guidelines that your editor tools, for example content management system, should adhere to