But in the future, if you don't like to see any elements on page, just use uBlock adblocker's Zapper Mode. It will zap any annoying ads or html elements away!
Yes, afaik macOS apps could theoretically be sandboxed as well (or close to) as iOS apps are.
You can find the policies for many first-party apps and deamons in /System/Library/Sandbox/Profiles. But in practice most third-party apps aren't.
Same. Yet being a generalist has always been the most interesting to me so I carried on that path. Ironically, now I can use an LLM for depth, I’m the one being asked how I manage to ship so much. It’s in part due to how I use LLMs for depth whilst relying on my natural breadth.