Mobile Advertising: What does an IDFA from Apple look like?

What is an IDFA or Apple Identifier for Advertisers? idfa meaning IDFA Bertha Fund idfa android Advertisers loved the ability that IDFAs give them to accurately track users of iOS devices A particular iOS device being assigned a single IDFA means that if

maknae meaning IDFA and GAID doesn't mean that measurability is non-existent on mobile now