Apple’s recently announced Safari 17 brings several key updates that promise to enhance user experience and web page loading times. Unveiled at the annual Worldwide Developers Conference (WWDC23), two new features of Safari 17 worth paying attention to are JPEG XL support and expanded capabilities of font-size-adjust. JPEG XL: A Game Changer For Page Speed OptimizationOne of the most noteworthy features of Safari 17 is its support for JPEG XL, a new image format that balances image quality and file size. With JPEG XL, publishers can drastically reduce the file size of images on their sites, potentially leading to faster page loads. Detailed documentation on these Safari 17 updates is available on the official WebKit blog for those interested in delving deeper into these features.