A good portion of cryptocurrency supporters are against purging important information and many of them hope that blockchain technology will help boost censorship resistance. A new project in the works called Bookchain aims to record essential books on the Bitcoin Cash (BCH) chain so the written words cannot be silenced, banned, or purged.
https://news.bitcoin.com/bch-powered-bookchain-aims-to-protect-literature-from-a-dystopian-future/