[wmf]

Can non-admins export data? Mailing lists often allow downloading archives in mbox format and people also have local archives.

In cases of catastrophic failure or why-style "digital suicide", it seems like modern tools could easily leave a community with no records at all.

[tabbott]

Yes, via the Zulip API, which is how the Lean Prover tool works. Zulip's "full organization data" export tool is only available to administrators, and we haven't heard any complaints about that model.