True, but many a computer I've bought (including my last 2 non Mac laptops), I replaced the RAM and SSD immediately, so I didn't benefit from them being include

True, but many a computer I've bought (including my last 2 non Mac laptops), I replaced the RAM and SSD immediately, so I didn't benefit from them being included (other than being able to prove the machine works upon delivery before turning it back off for the upgrade).