He sang that his life was an encryption he was unable to understand.
The audience caught the enigma having felt the same.
They half spoke their dreams with him.
Alternatively, you as a reader, as a human being may half-consciously realise that as we motion forward we encrypt our lives. Often without intention our lives elude our hopes and designs. The final paradox is that after a life-time of half-consciously living, and thereby half-consciously encrypting, we look upon our life as a supposedly dreamt-of “whole”, and then we stumble to find we can no longer read a thing in this rich array of constellated misdemeanour.