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8GB RAM in M3 MacBook Pro Proves the Bottleneck in Real-World Tests
(www.macrumors.com)
This is a most excellent place for technology news and articles.
Perhaps with an SSD, memory swapping is less intrusive, hence you won't noticed any performance issues. This is referring to the vast majority of users. At least for a few years. They will have an intolerable machine later though, when the OS becomes more bloated, and they can't figure out how to upgrade those soldered RAM modules.
The “vast majority of users” do not know what RAM is and they don’t know what expandable memory means. Nor will they ever open their own laptops. If the laptop is slow after a few years they will just get a new one.