07 July 2026
The SPO 'direct' deal that isn't direct Heard: a few SSPs are pitching 'supply path optimization' bundles that route your inventory through a single preferred path — then quietly rebate the buyer, not…
06 July 2026
The ads.txt line that gets your file truncated Confirmed: crawlers cap ads.txt fetches — oversized files past the practical read limit get partially parsed, and entries below the cut silently stop aut…
05 July 2026
First Look is eating your price priority Heard: more GAM sellers are stacking First Look deals on top of Open Bidding, and ops teams don't realize a First Look line item outranks everything in the uni…
04 July 2026
The sellers.json passthrough nobody audits Watching: every reseller entry tagged INTERMEDIARY inflates your sellers.json file, and a chunk of those map to seats that went dark months ago. Buyers runni…
03 July 2026
Five alt-IDs, five different match rates Watching: stacking multiple alternative IDs — UID2, ID5, RampID, a publisher first-party ID — doesn't stack match rates additively. Each bidder picks the one I…
02 July 2026
Your PMP deal ID is leaking to the open market Heard: a deal ID negotiated for one SSP sometimes propagates through resold paths into the open auction, where another buyer sees the same ID at a lower …