So, FLoC is a mechanism for facilitating your being targeted by commercial propaganda, but not as accurate/personalized as other mechanisms by Google, Amazon and others. Am I getting it right?
But - if the regular, more accurate/personalized, mechanisms work in Chromium - why use the less-accurate ones?
Because Chrome’s competitors have all gotten rid of 3rd party cookies for privacy reasons, and Chrome wants to launch and claim the same feature but not damage the ad business.
This post might give some answers [1]. FL is a machine-learning framework where models can be trained while keeping users' data on their device rather than sending it to a server.
But - if the regular, more accurate/personalized, mechanisms work in Chromium - why use the less-accurate ones?