"The company also pointed us to some articles on Cookie Syncing (aka Cookie Matching), a process which many companies, including Google use, to share data between ad networks that each have their own tracking IDs. Google has been open publicly about its use of this industry-standard technology. "
What ISN'T an industry standard these days? Companies getting hacked and users data gets leaked and sold is an industry standard too.
Reading this from the Brave browser! Question though: When I use Brave in-private browsing with Tor enabled, why do Captchas come up so often? Is that a choice by individual website developers, to make a Captcha come up if they detect the user is on the Tor network?