There are W3C recommendations on photosensitive epilepsy; the key recommendation is to keep the flash rate of any large area of the screen below 3Hz. This recom

There are W3C recommendations on photosensitive epilepsy; the key recommendation is to keep the flash rate of any large area of the screen below 3Hz. This recommendation follows broadcast television standards. The flash rate on this site is 2Hz, so it poses a relatively low risk of triggering PSE. https://www.w3.org/TR/WCAG20/#general-thresholddef https://www.w3.org/TR/WCAG20/#general-thresholddef