Eight seats remain
Secure your place at the Digiday Publishing Summit in Vail, March 23-25
The definitive Digiday guide to what’s in and out in the privacy conversation this year
• September 23, 2021 •
Ivy Liu
Editor’s Note: This story is part of a 10-part series that examines life after the third-party cookie. Visit this interactive graphic outlining the full series here.

More in Marketing
Shopify says purchases are coming ‘inside ChatGPT’ through agentic storefronts as OpenAI retreats on Instant Checkout
March 16, 2026
Under the updated approach, Shopify merchants’ products will still appear inside ChatGPT conversations, but buyers will typically complete purchases on the merchant’s own online storefront.
Lay’s uses WhatsApp to create a group chat for World Cup fans
March 16, 2026
Lay’s is using WhatsApp to mimic the group chat during the World Cup, engaging fans and building first-party data.
Ulta Beauty CEO announces TikTok Shop launch, 11.8% net sales jump: ‘We got our swagger back’
March 16, 2026
Ulta Beauty will soon launch on TikTok Shop.