Email was always an externally writable database—agents are breaking the attention economy

signulll · x · 2026-10-30

signulll offers a counterintuitive frame: email was always an externally writable database masquerading as a communication tool—spam thrived because anyone with your address could insert a record and demand your attention. Agents break this relationship by mediating the inbox. Implications for the attention economy are large: a 100k-subscriber newsletter or any form of email marketing is worth less than ever before.

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