> "the space of all possible 5-second clips at stereo 48kHz 24bit depth".

That space is mostly noise.

Try cat /dev/urandom > /dev/audio for an example of the kind of noise that this space contains.

(If you stick with it and manage live long enough, you'll eventually hear a few bars from Stairway to Heaven. If I also manage to live long enough, then perhaps we'll be able to chat about it in a few million years.)