It seems like the kind of risk-averse cover-all clause a corporate lawyer would try to shoehorn into an agreement. I don't exactly blame them - many companies were caught with their pants down when AI became mainstream, as they were being crawled for all their data and they had nothing in their ToS that would allow them to stop it.
The protocol XMTP is built to last forever and will outlive us all, the name of the company is a reminder that if the company ever went away that the protocol must be able to live on. Requirement for decentralization.
I’m getting mixed signals; the company name is Ephemera - with “ephemeral”, meaning “lasting a very short time”[1].
[1]: https://www.merriam-webster.com/dictionary/ephemeral