#1: the smallness and insignificant (yet comforting) feeling of being a tiny speck/creature awash in a vast ocean of existence.
Anastasio's drug use, now public - lifts the taboo that the song couldn't possibly have another meaning:
#2: Possible Double meaning: Bug - meaning to withdraw from heroin/morphine "bugging out"
-e. G. "gold in my hand... in a [country] pool" - refers to the appearance of cooked liquid heroin in a spoon that one holds in their hand.
-"spending or saving, credit or debt"
-"It doesn't matter" - the junky mantra, alternatively also said genuinely to mean that using the drug is useless and doesn't matter:.
It's "over-rated"