* Meta runs an ad platform for their channels e.g. Instagram, Facebook. * Apple runs an ad platform for their channels e.g. News+, App Store. Each platform is

* Meta runs an ad platform for their channels e.g. Instagram, Facebook. * Apple runs an ad platform for their channels e.g. News+, App Store. Each platform is tuned for the requirements, datasets etc unique to their own channels and you can't just drop one platform in another company.