#Advertising.
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/ 총 3편Fixing the order of the UMP explainer and the ATT request on iOS
DailySudoku requested ATT from the app, while Google UMP could also request it after an explainer. How I found the ATT calls in the SDK and reordered them.
A contract for counting ad impressions the same way on three platforms
A finished load on iOS, an impression callback on Android, a DOM mount on the web: one name, three meanings. A contract that splits the stages of an ad.
Ordering ad providers by GeoIP region without the location permission
When ad providers differ by region, an app needs a broad region, not coordinates. Consent first, then a server-side region bucket decides the provider order.