-In addition to visitors using WebTorrent to share the load among them, instances can help each other by caching one another's videos. This way even small instances have a way to show content to a wider audience, as they will be shouldered by friend instances (more about that in our <a href="https://docs.joinpeertube.org/lang/en/devdocs/architecture.html#redundancy-between-instances">redundancy guide</a>).
+In addition to visitors using WebTorrent to share the load among them, instances can help each other by caching one another's videos. This way even small instances have a way to show content to a wider audience, as they will be shouldered by friend instances (more about that in our <a href="https://docs.joinpeertube.org/#/contribute-architecture?id=redundancy-between-instances">redundancy guide</a>).