Eiri Needs Believers More Than a God Should
SPOILER!
Eiri presents himself as the god of the Wired, but his own explanation gives away the weakness in the claim.
He can preserve information, influence the network and appear to Lain after his physical death, yet he still talks about believers. The Knights matter to him because a god who exists only as information still needs people to accept the role.
What changed
Eiri's divinity stops looking like proof of unlimited power and starts looking like a social construction he is trying to stabilize.
Why it matters
The series turns one of its biggest philosophical claims back into the same problem it has been studying all along: existence depends partly on what other people recognize.
Debut: Ep 009 - Protocol
Eiri Explains Lain, but He Does Not Get the Final Word on What She Is
SPOILER!
Myth: Once Eiri starts explaining the Wired, his explanation becomes the show's canonical answer to Lain.
Eiri is one of the characters most willing to tell Lain exactly what she is and exactly what the future of humanity should be.
That confidence is not the same thing as neutral narration.
Lain challenges his assumptions, Alice challenges his dismissal of the body, and Eiri's attempt to demonstrate physical power ends grotesquely.
Why it matters
Treat Eiri as an interested participant, not an instruction manual. The show gives him information, ideology and power, then lets the ending reject the authority he claims over all three.
Debut: Ep 010 - Love