To make your website accessible, you don’t need to add extra functionality or to duplicate any content. The key is simply to assess the requirements of those with different skills and limited devices when designing the user interface and your content. To build from scratch a website that’s accessible therefore, costs virtually the same as to develop one that isn’t.

https://uxmyths.com/post/654091803/myth-5-accessibility-is-expensive-and-difficult

Busted!