> A cold degenerate star could conceivably be used as a giant data storage device, [...] purposes.
The cited link to this [1] is a fascinating email thread/essay which they call "Femtotech". I don't even understand most of the stuff, but it seems we're far, far from it.
[1] https://web.archive.org/web/20041025030505/http://www.cs.usu...