macOS 11.2, 11.2.1 and 11.2.2 have come in quick succession. What do they tell us about how difficult it is to update Big Sur’s sealed System volume? Is this the way to go?
Content Caching
Although updating each M1 Mac requires 1 GB of direct download from Apple, there are great economies in running your own Content Caching Server. And why Apple doesn’t want to offer standalone Big Sur updates.
Can you use Big Sur’s Content Caching Server to save and retain updates which can substitute for ‘delta’ and Combo standalone update packages?
The latest version of iTunes is a blow to those with several iOS devices, as it no longer lets you sync new apps and updates to them. Apple’s solution, though, could bring even worse problems.
Additional info about how you can install and upgrade to High Sierra, its new Content Caching feature, how it changes firmware updates, changes to NVRAM, and more.
The Eclectic Light Company 