> ## Content Index
> Fetch the complete content index at: https://www.medianexis.com/llms.txt
> Use this file to discover other available public pages before exploring further.

# ACR measures TV, but it isn’t the whole drink, TiVo exec argues
- URL: https://www.medianexis.com/acr-measures-tv-but-it-isnt-the-whole-drink-tivo-exec-argues/
- Published: 2026-11-06T22:07:57.000Z
- Updated: 2026-11-06T22:07:57.000Z
- Description: TVREV’s J.P. O’Keefe argues automatic content recognition was built for reach extension, not precision measurement, and local content matches worst against ACR’s reference libraries, leaving roughly a third of smart-TV homes outside ACR data entirely.
- Author: The Signals Desk
- Tags: Measurement, J.P. O'Keefe, TVREV: local TV measurement limitations

**Why it matters.** Buyers transacting on ACR alone risk relying on numbers that can legitimately diverge between vendors reading the identical signal, since confidence thresholds are set commercially and rarely disclosed.

*Signal from* [*TVREV*](https://tvrev.com/?ref=medianexis.com) *·* [*J.P. O'Keefe*](https://www.medianexis.com/tag/by-j-p-o-keefe/) *·* [*read the original*](https://www.tvrev.com/news/a-g-and-t-is-not-a-martini?ref=medianexis.com)*.*