Cookies are soon to be a thing of the past; Google wants to play in the Sandbox instead. It might sound rather twee, but this marks a seismic shift in the online ecosystem that will affect us all.
https://www.pressgazette.co.uk/death-of-third-party-cookies-sandbox-google/
https://www.pressgazette.co.uk/death-of-third-party-cookies-sandbox-google/