The biggest misconception is how and why ad IDs are used, what precisely the value of ad targeting is, how it impacts the user, the ad buyer, etc. People don't

The biggest misconception is how and why ad IDs are used, what precisely the value of ad targeting is, how it impacts the user, the ad buyer, etc. People don't really seem to know anything about this stuff. If you spent even 1 minute articulating a falsifiable hypothesis about the impact of something like IDFA, you would have a much more interesting conversation that the typical Apple versus the world way this goes on HN.