Radiohead - Bodysnatchers Lyrics Meaning

In the lyrics, he is comparing being trapped in his standard, unfulfilling life to being paralyzed.
I just thought that would seem obvious.
Blink your eyes one for yes, two for no
When one is in full bodied paraysis, the only way to communicate is blinking.
I do not understand what it is Iv done wrong
He doesn't know how he got there and why he deserves being bound, unable to move in his
body/societal cage
Im traaaaaped in this boodyy and can't get ouut..
see it for yourself and read throgh with this interpretation,
(it makes a lot of sense)