TTD confirmed this publisher's UID2s would have been useless targeting, but also said it wouldn’t have had enough data to flag anything wrong.

TTD confirmed this publisher's UID2s would have been useless targeting, but also said it wouldn’t have had enough data to flag anything wrong.

If a tree falls in a forest, does it make a sound? And if a UID2 doesn’t work, does anyone notice? Inside a UID2 mix-up that has a publisher questioning the value of alt IDs.…