We are Ken Jennings and John Roderick. We speak to you from our present, which we can

only assume is your distant past, the turbulent time that was the early 21st century.

Fearing the great cataclysm that will surely befall our civilization, we began this monumental

reference of strange and obscure human knowledge.

These recordings represent our attempt to compile and preserve wonders and esoterica that would otherwise be lost.

So whether you're listening from an advanced civilization or have just reinvented the technology to decrypt our transmissions,

this is our legacy to you.

This is our time capsule.

This is the omnibus. Okay. You have accessed.

access. You have accessed entry 554.

P.S. 10407.

Certificate number 39867, the Guano this week.

Oh man, we talked about guano so much.

It came up in the show about phosphorus and phosphates. Yeah.

Hopefully we haven't done too much guano because that's what we're going to be

spending an hour on today. Hmm, can you have too much guano? Well, that's what we're going to find out.

I mean, I guess if you were...

It seems inexhaustible at first, then yet.

If you were going to downtown office building, I would say too much guano would be not very much

guano. Have you ever been bird pooped on?

Yeah.

Because I got through the first 45 years in my life

...