I remember that Medium (yes, the one that is now notorious about paywall) used to have banner to that wording when I set DNT in my browser to "On". This [1] shows how it actually appeared at that point. Medium also has an FAQ about its DNT at [2].

[1] https://www.eff.org/deeplinks/2017/10/do-not-track-implement...

[2] https://help.medium.com/hc/en-us/articles/213690167-Medium-s...