There are plenty of use cases where image quality or coding speed cannot be compromised because of competitive reasons. For example medical imaging, professiona

There are plenty of use cases where image quality or coding speed cannot be compromised because of competitive reasons. For example medical imaging, professional or prosumer photography, legal evidence, printing cannot always accept small details disappearing or accept any other compression related degradations. JPEG XL, due to its better quality quarantees and great lossless options will surface in these areas first. Later, it will propagate from these uses to operating systems and eventually to browsers, too. Unfortunately slower transition puts some additional work on the web community.