Found 3 comments on HN
Herrin · 2019-04-29 · Original thread
For anyone interested in things like this, I'd recommend "Deep Time" by Gregory Benford[1]. It has a chapter devoted to WIPP[2] and this messaging.

[1] Amazon link:

[2] Seems to be online, albeit poorly formatted, here:

shagie · 2015-09-29 · Original thread
The concept that you are interested in is known as deep time ( and there is a book by the same name by Gregory Benford ( that explores the idea in greater depth.
teraflop · 2011-02-13 · Original thread
There's a great discussion of this project in Deep Time by Gregory Benford, which is where I first learned about it.

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