> How are web pages shared? By distributing links.

Mostly, by distributing links on other web pages.

> How are pages censored? By deplatforming. This usually happens by activists targeting the host right in their cashflow.

This does not avoid that problem, since you still need (for effective reach) hosting for the links.

It also adds new problems, like the length limit most browsers impose on URLs limiting the size of content that can be shared by this method rather sharply.