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The Word 'Delve' Is Costing You Deals: Why B2B Buyers Already Know Your Marketing Is AI Slop

By Juan Beltrán · 2026-05-07

B2B buyers can already read the linguistic fingerprint of AI-generated copy, and they discount the brands shipping it. Kirk and Givi proved the trust loss in seven preregistered experiments. Originality.ai catalogued the tells across 3.3 million documents. 73% of B2B buyers trust peer recommendations over AI chatbots. The teams scaling AI without humanizing it are accumulating a quiet, unattributable trust debt that surfaces as a slow erosion in reply rates, branded search and shortlist inclusion. The fix is operational, not philosophical: AI as junior writer, a public brand voice guide, and a 10-point pre-publish audit on every draft.

Key takeaways

  • AI slop has a detection-grade fingerprint. Delve appears 48 times more often in AI text than in human writing.
  • Burstiness collapses from a human standard deviation of 8.2 words per sentence to GPT-4o's 4.1. Readers feel the difference even when they cannot articulate it.
  • Kirk and Givi (JBR Vol. 186, 2025) measured a serial moral-disgust response to AI-authored emotional marketing across seven preregistered experiments.
  • 73% of B2B buyers trust peer recommendations over AI chatbots. 62% of frequent AI users always or very often fact-check what they read.
  • AI-as-editor is far less damaging than AI-as-author. Factual content survives disclosure. Founder stories may not.

About the author

Juan Beltrán writes about AI transformation, CRM, data analytics and digital growth for enterprise leaders in complex B2B industries. Head of Digital Marketing, ABB Energy Industries. 17+ years in enterprise transformation. Based in Zug, Switzerland.

Disclaimer

This is a personal website. The views and opinions expressed here are my own and do not represent ABB or any current or former employer. All content is based on public information, personal experience and general professional knowledge. No confidential, proprietary, client-specific or employer-specific information is shared.

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