<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>Rook Index</title><link>https://rookindex.com</link><description>Read between the ads. Independent thinking on ecommerce.</description><language>en</language><item><title>A running ad is a clue. Not a verdict.</title><link>https://rookindex.com/dispatches/running-ad-clue</link><guid>https://rookindex.com/dispatches/running-ad-clue</guid><description>What an ad library can tell you, what it leaves out, and how to turn a promising observation into a useful test.</description><pubDate>Sat, 12 Sep 2026 00:00:00 GMT</pubDate></item><item><title>The offer is doing more work than you think.</title><link>https://rookindex.com/dispatches/offer-before-creative</link><guid>https://rookindex.com/dispatches/offer-before-creative</guid><description>Before borrowing the hook, inspect the purchase: the commitment, the proof, the terms, and what has to be true for the offer to hold up.</description><pubDate>Sat, 12 Sep 2026 00:00:00 GMT</pubDate></item><item><title>When every ad disappears at once.</title><link>https://rookindex.com/dispatches/when-ads-disappear</link><guid>https://rookindex.com/dispatches/when-ads-disappear</guid><description>A missing observation is a reason to investigate. Here is how to check the evidence before writing the story.</description><pubDate>Sat, 12 Sep 2026 00:00:00 GMT</pubDate></item></channel></rss>