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    Filed July 15, 2026

    Partially right.

    The short version

    Bob Hoffman predicted on January 1, 2024: “In 2024, marketers will spend over $650 billion on online advertising. A substantial proportion of this – perhaps in the hundreds of billions – will be completely wasted.” Verdict: Partially right. The prediction for 2024 online ad spend (over $650 billion) is broadly consistent with market forecasts and data. The prediction of 'hundreds…

    Prediction by

    Bob Hoffman

    On January 1, 2024

    In 2024, marketers will spend over $650 billion on online advertising. A substantial proportion of this – perhaps in the hundreds of billions – will be completely wasted.

    Follow-up

    The prediction for 2024 online ad spend (over $650 billion) is broadly consistent with market forecasts and data. The prediction of 'hundreds of billions' wasted is a plausible critical estimate supported by high ad fraud and inefficiency figures but lacks a single empirically confirmed measurement.

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    From the High Caliber AI network — see the AI for PR module in the course.