Back in April someone asked on the Atlassian Community, about the SharePoint connector, "where is the data stored? Is it actually storing a copy of the documents". It's a fair question once you realise Rovo (Atlassian's AI assistant and search) can answer from files that don't live in Atlassian...
Source: [Dev.to](https://dev.to/mihai_leanzero/what-is-atlassian-teamwork-graph-connectors-dke)