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In today’s edition: Why is Substack at Cannes?͏‌  ͏‌  ͏‌  ͏‌  ͏‌  ͏‌ 
 
sunny Cannes
rotating globe
June 16, 2025
semafor

Cannes

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Cannes Today
  1. First Word
  2. Substack’s showing
  3. What’s on today
  4. The crime beat
  5. Must-reads
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1

First Word

A shadow on the Riviera

Welcome back to Semafor’s annual exclusive coverage of Cannes, which will mix utility — see our calendar below, and our Cannes crime report (!) — with interviews and insight.

But we thought we should begin by noting a political environment nobody wants to talk about. As I wrote in Semafor Media this week, the ad biz has always been uniquely vulnerable to extortion. The dynamic between agencies and brands, and everyone’s fear of C-suite embarrassment, produces a dynamic in which you rarely get the kind of public outcry that’s common in other media industries.

But even if marketers don’t stage the public political confrontations you see in journalism (and, to a degree, entertainment), advertising remains a major front in Trump’s media war. The Wall Street Journal’s Suzanne Vranica reported in February that IPG signed a deal with X in the hopes of getting its Omnicom merger through. X is reportedly rebuilding its business with a campaign of politically charged legal threats against advertisers. The US Federal Trade Commission is now focused on killing off “brand safety” guidelines it sees as targeting right-wing views.

Marketing executives I talked to in the run-up to Cannes were too scared to talk about this pressure in public. “Brands would rather spend on advertising at a low return rate on X, versus spending that money on lawyers,” one agency exec noted. You won’t see any panels on this subject on the beach, but that doesn’t mean Trump isn’t casting a shadow over the Riviera.

Also today: Listings, warnings, and advice on how to navigate this week’s mayhem.

And spread the word — forward this to someone who needs to stay in the loop on all things Cannes. They can sign up here to get daily dispatches.

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2

What is Substack doing at Cannes?

Substack
Substack

What is a subscription-based newsletter platform with no advertising business doing at the world’s most important ad conference? This is the question that came to mind when Semafor learned that several Substack executives, including co-founder Hamish McKenzie, were stopping by Cannes Lions this week for meetings.

Is Substack here to begin considering its ad strategy? To meet with partners and potential investors? Or just drink a few spritzes with some of its creators in attendance?

For the moment, it’s unclear. A spokesperson for Substack did not return a request for comment about what the platform was up to this week in Cannes. When Semafor interviewed McKenzie earlier this year, he said that “Substack is not hostile to advertising,” but expressed a wariness about introducing it onto a growing platform, saying it risked degrading the experience and distracting from the core goal of growing the number of Substack users.

“Our position is not no forever, but right now our position is we’re focused on subscriptions,” he told us in February.

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Agenda

  • 11 am: A conversation with Louis Theroux and Paris Hilton @ Spotify Beach
  • 12 pm: Brand building in the digital age w/ NYSE head of content Joe Benarroch, Zillow Vice President of Brand and Product Marketing Beverly Jackson, LinkedIn CMO Jessica Jensen and others @ Beach Stage
  • 12:30 pm: Bloomberg global macroeconomic outlook lunch @ BOBO Bistro
  • 1:30 pm: The evolution of media w/ Twyla Huang-DiSimone, SVP of brand strategy and solutions at Warner Bros., Qualcomm Vice President of Compute Marketing Carmen True and others
  • 2:35 pm: Fireside chat w/ Bayer CMO Samantha Avivi @ Beach Stage
  • 2:45 pm: Unlocking AI’s real value in marketing, with JPMorganChase CMO Carla Hassan, Google Cloud CMO Alison Wagonfeld, and Rankin Carroll, chief brand officer of Mars Snacking @ Journal House
  • 3 pm: Fireside chat w/ DoorDash CMO Kofi Amoo-Gottfried @ Beach Stage
  • 4 pm: Amazon happy hour @ Amazon port-cafĂ©
  • 5 pm: Adobe Sunset Series happy hour and panel discussion @ AdWeek House
  • 8 pm: WPP Sunset SoirĂ©e @ WPP Beach
  • 9 pm: VaynerX after dark cabaret kickoff @ Chez Vayner CafĂ©
  • 10 pm: 3C Ventures, iHeartMedia, and CondĂ© Nast present Convene After Dark at Cannes Lions
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4

Rolexes, rosé, and rebellion

Cooks bring out the food from the Carlton Hotel Beach Club on the Croisette following a major electricity outage
Cooks bring out the food from the Carlton Hotel Beach Club on the Croisette following a major electricity outage. Benoit Tessier/Reuters

Welcome to Cannes, land of sunshine, chilled rosé, and a little local drama you didn’t sign up for. Rolexes have recently been vanishing en masse from the wrists of distracted tourists, thanks to a cast of nimble-fingered local characters straight out of a heist movie — think Ocean’s Eleven, but with more scooters and less George Clooney, per Nice-Matin.

Then there was the unforgettable finale to the last Cannes Film Festival, on May 24th: Anarchy-driven arsonists (yes, you read that right) cut the power by torching a substation and sawing through high-voltage pylons, plunging the city into darkness and forcing the festival to switch to backup generators. Their gripe? The environmental toll of all that glamour.

So keep your watch and jewels close or, even better, leave them at home, bring a flashlight, enjoy what French people refer to as “la canicule” (heat wave), and let the creative ad campaigns steal the show.

— Félicien Cassan

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Must-reads

  • The festival is, of course, about The Work, an element that is easy to forget for the many attendees who are in town solely for the meetings and parties. Adweek has a roundup of this year’s expected winners.
  • It’s hard to imagine Don Draper being pleased with the concept of retail media or the fading relevance of the 30-second TV spot, but that’s the new reality in advertising.
  • It didn’t happen before Cannes Lions, but two sources told Semafor earlier this month that UTA and Michael Kassan could be getting ready to reach a settlement to end their legal battle.
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One Good Text

Andrew Essex is senior managing partner for TCS Interactive and a Cannes veteran.

Ben Smith: “You’ve been coming here a while — what’s your survival strategy?” Andrew Essex, senior managing partner, TCS Interactive: Optimize for serendipity and sensible shoes. Wear a hat. Don’t over pack. Bring a few emergency protein sources. Seek sanctuary in hotel lobbies. Try to see the winning work. It still matters.
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Mixed Signals

Join Semafor Editor-in-Chief Ben Smith and Media Editor Max Tani on the beach at Cannes for a special live taping of Mixed Signals, Semafor Media’s show about the radical changes in media right now with the people at the cutting edge of them. They’ll be joined by New York Times CEO Meredith Kopit Levien for a conversation about how one of the world’s greatest news organizations is navigating AI, shifting business models, and tumultuous times.

June 18, 2025 | Cannes, FR | Request an Invitation

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Semafor Spotlight
Sebastian Siemiatkowski
Supantha Mukherjee/Reuters

Bluntness comes easily to Sebastian Siemiatkowski, particularly when he’s explaining how artificial intelligence threatens employment in his own business and beyond.

But even though the co-founder and CEO of Klarna had an AI-generated version of himself read his company’s financial update last month, he told Semafor’s Andrew Edgecliffe-Johnson that he doesn’t think AI will replace him any time soon — even if “it is definitely easier to replace the CEO than it is to replace a nurse.”

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