Sqlite intends to keep their cathedral intact until 2050.
Disaster planning → Every byte of source-code history for SQLite is cryptographically protected and is automatically replicated to multiple geographically separated servers, in datacenters owned by different companies. Thousands of additional clones exist on private servers around the world. The primary developers of SQLite live in different regions of the world. SQLite can survive a continental catastrophe.
> "Recommended storage formats are formats which, in the opinion of the preservationists at the Library of Congress, maximizes the chance of survival and continued accessibility of digital content.