Here’s how it works. TikTok, for example, encourages companies to put pixels on their websites to help the social media giant harvest more data. Let’s say I have an online shoe store. If I use a pixel, it lets TikTok collect lots of data about my customers in order to show them targeted ads. Plus, it helps TikTok figure out whether people who see those shoe ads end up making a purchase.

The - article - is -literally - stating - that- users - are - being - tracked - on - non-ticktok - domains.