Some players adhere to the prefers-reduced-motion a11y setting and won't autoplay with that. https://webkit.org/blog/7551/responsive-design-for-motion/ https:/

Some players adhere to the prefers-reduced-motion a11y setting and won't autoplay with that. https://webkit.org/blog/7551/responsive-design-for-motion/ https://webkit.org/blog/7551/responsive-design-for-motion/ Depends on the implementation of the ads and the network they're coming from. This presently only works in Safari and Firefox nightlies.