screen shot of a tweet, with dev tools open, that reads reads "ALT TEXT: The often overlooked, but crucial component of image optimization. As a freelance writer for @AccessiBe , the importance of alt text has been on the top of my mind 🧠" The tweet contains an image with text (in contrast-ratio failing pale orange and white) reading "Blogging Tip add alternative text to meaningful images inyour blog articles. Alt text can boost your SEO and make you content accessible to people with visual impairments". It's alt value is the Twitter default of "Image".
https://files.mastodon.social/media_attachments/files/110/024/441/224/563/476/original/e3a63e9638a59d1e.png