The native app calls the platform IFA API and passes it as a URL param to SSAI 1. SSAI normalizes five+ incompatible OEM IFAs into one device.ifa 2 for bidders 3. But it’s household-level: everyone on the couch shares one ID, so freq caps hit the screen, not the person 4. Bid flow: 21.
FIELD NOTES
- Co-viewing avg 1.44 viewers per screen; streaming hits 1.74
- Spec says dpid for ifa_type; production sends platform codes