The Russell 2000 is down some 9% since late July, and this member of the index is near the cheapest it has been since coming public in 2017.In 2021, Apple changed its privacy rules, which made it harder for application developers to track their users across the internet. That meant social media companies like Snap (SNAP 7.84%) couldn't target users as effectively to sell advertising slots to businesses.Snap has grappled with that challenge ever since, but it's helping advertisers achieve their goals in othe ...