While we're on the topic, it doesn't mention multi-sig either! We're being ripped off. I want a refund.

Seed phrases on steel plates and carnivore diets didn’t even get a mention, what a scam.

Neither is in the paper. The size cap is a 2010 anti-spam patch Satoshi added post-launch, not a design principle. And the paper assumes node = miner; the validate-only full node split came later, once mining specialized. timechain.wiki/entry/block-size-limit