GitHub no longer uses toasts because of their accessibility and usability issues.

CAPTCHAs were meant to keep bots out, but too often, they lock people with disabilities out, too. From image classification to click-based tests, many “human checks” are anything but inclusive. There’s no universal solution, but understanding real user needs is where accessibility truly starts.

<blockquote>Screen readers are diverse and complex: front-end developer Melanie Richards breaks down how they access our content step-by-step.</blockquote>

Practical approaches to Universal Design