JPEG XL is leaving the experimental-browser niche. Chrome 155 now decodes it by default, but Edge, older installed browsers and Safari's partial feature set still require fallbacks.
Aurora Serverless can now add roughly 12 ACUs in the first second of a scale-up event on platform versions 3 and 4. The change is automatic and is most useful for bursty SaaS, API, batch and agent workloads, but it does not remove the separate resume delay when a database has scaled all the way to zero.