It's almost 2020 and macOS doesn't know how to do incremental download of the ~8GB blob needed to upgrade to Catalina
@alex or not spend 20+ minutes to install OS updates after a reboot, with the computer totally unusable during that time
@artfulsodger that I can forgive, 20' once per year or so is not that much.
Unfortunately I live in a place where broadband Internet is not much available so it's almost impossible to download 8GB in a single shot
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