Apple`s IDFA changes are going to have an impact, but nobody knows how much
(iMore iPhone)

What you need to know Apple has an anti-tracking feature coming to its devices that will hamper advertisers, but nobody knows how badly. Ad companies are going to have to wait and see before making any decisions. One marketing agency says `everyone is nervous` about the changes. Apple`s plans to force advertisers to ask users for their permission to track them before doing has caused quite the stir already and it hasn`t even gone live yet. According to a new report advertising agencies are completely in the dark about how the impending changes will impact them and their customers. A new DigiDay report notes that the expectations are that costs will go up, but that`s about it. There`s a general consensus that costs will go up once fewer companies are able to use Apple`s mobile Identifiers for Advertisers mobile identifier to track people. The harder it gets to track people the more it costs to see who clicks on what ad and whether doing so leads to an app being installed or ...