Simple Rules for Providing Useful ALT

1/ ALT's sole function on Twitter's to provide an autonomous & as fully equivalent an experience of an image as possible for the blind/VI & neurodivergent

If you can see it/read it, I should be able to feel/hear it without leaving Twitter 2/ Image descriptions can be divided into two types:

1 descriptions of images of text, including charts, graphs, screenshots & diagrams

2 descriptions of purely visual images

Whenever posting an image of text, ALT's indispensable. Neither a screenreader nor a refreshable