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Haney Strategy

The latest note · September 17, 2026

Your Agent Believes Everything It Reads

Boris Cherny at Anthropic posted that prompt injection is largely solved on the newest models. Anthropic's own research page says progress, not solved. Both are right, and the reason why is the most useful thing to understand before you hand an AI agent your email, your CRM, and a browser.

Applied AI13 min read

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A copper desk paper spike holding a stack of blank cream slips, with three more blank slips lying beside it on a dark field, one of them smaller, folded, and torn along one edge, representing an AI that takes in everything that reaches it, including the note somebody else slipped in.

23 notes since April 2026

The archive

Signal Notes is where I think out loud. Each piece breaks down a single marketing or AI topic, drawing from live client work, hands-on testing, or new research I'm currently digging into. Every note either hands you something to put to work or something I found too interesting to sit on. Usually both.

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