Liquid Glass brings translucent sheen to the typical batch of iterative changes. The last time Apple gave macOS a fresh design was in 2020's macOS 11 Big Sur. That release was relatively light on new features and heavy on symbolism. Big Sur is also when Apple finally jettisoned the "10" in Mac OS X after two decades. More importantly, it was the first release installed on then-new Apple Silicon Macs, the culmination of a decade-plus of in-house chip design that began with single-core, low-power ...