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Programmatic, Retail Media & AdTech

Lumo's billboards now know which of them is standing in the sun

A sun-mapping partnership feeds an hour-by-hour solar read into every screen in the network, so a campaign can trigger on the light falling on one billboard rather than on a regional weather forecast.

What changed → Why it matters → What to do

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September 11, 2026

Latest news.

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From the desks you follow

Three desks. The latest from each.

The three desks you follow, three stories apiece. Until you follow any, the three busiest desks stand in.

programmatic-retail-media

lumo-s-billboards-now-know-which-of-them-is-standing-in-the-sun-01c94606

Lumo's billboards now know which of them is standing in the sun

news

B

September 11, 2026

Editorial

search-discovery

you-can-finally-see-your-ai-overview-impressions-but-not-the-clicks-6f43f4c9

You can finally see your AI Overview impressions, but not the clicks

news

A2

September 11, 2026

Editorial

social-creators

creator-pay-rules-are-shifting-on-every-major-platform-900de8cf

Creator pay rules are shifting on every major platform

news

B

September 11, 2026

Editorial

privacy-trust

chatgpt-is-now-a-search-engine-and-brussels-wants-proof-it-s-safe-6c2b939a

ChatGPT is now a search engine, and Brussels wants proof it's safe

news

A2

September 11, 2026

Editorial

ai-automation

AI & Automation

1

search-discovery

Search & Discovery

2

paid-performance

Paid Search & Performance Media

3

social-creators

Social, Creators & Community

4

programmatic-retail-media

Programmatic, Retail Media & AdTech

5

crm-lifecycle

CRM, Lifecycle & Loyalty

6

data-measurement

Data, Analytics & Measurement

7

ecommerce-cro

Ecommerce & CRO

8

creative-brand

Creative, Content & Brand

9

martech-ops

MarTech & Marketing Operations

10

strategy-leadership

Digital Strategy, Leadership & B2B

11

privacy-trust

Privacy, Trust & Responsible Digital

12

talent-teams

Talent, Team & Agency

13

The Chief's Take

“Automation is not the risk. Delegating judgement to it is. Google is offering reach at the price of control — take the reach, but write down what you gave up and check it monthly.”

— The Chief
Ask your teamCopy

Before Monday's trading meeting.

Which campaigns still depend on manual match types or bid caps?
If brand exclusions fail, what is our fallback and who owns it?
What did AI-driven spend deliver last quarter that we can prove was incremental?

Filed today.

Updated 14:30
09:40SearchBing quietly widens AI answer coverage for retail queriesMonitor08:55Paid mediaGoogle Ads adds channel-level reporting to Performance MaxAct08:10Data & privacyAdtech vendors given six weeks to respond to ICO reviewMonitor07:30CommerceShopify opens agentic checkout pilot to UK merchantsMonitorYesterdayCreativeWhy the best-performing video ads of 2026 are six seconds longMonitorYesterdayThe MoveBoots appoints its first Chief AI & Digital OfficerIgnoreLoad the last 24 hours →

Most read last week.

W35 · 25–31 Aug
Most read
01
Expert view· Measurement

Stop watching CTR. Watch incremental conversions instead.

The metric most dashboards lead with has stopped predicting revenue. Three teams that switched, and what their boards asked next.

The Chief · 6 min read · 2 SepActRead the analysis →
The Digital Chief Podcast · After the main launch

Fortnightly. Video-first. The people running digital, on the record.

Forty minutes with a Chief Digital Officer, a hard question about their stack, and the Chief's Take at the end.

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The Digital Chief

Awards.

November 2027

Our own Awards open in November 2027. Register interest and you hear about the categories, the judges and the entry terms before anyone else.

Register interest →Venue to be announced · Entries not yet open

Latest intelligence.

Intelligence →
Deep dive· Measurement
The measurement stack most teams will be running in 2027

Modelled conversions, clean rooms and incrementality as the default test.

12 min read
Expert view· Creative
Creative velocity is the new media efficiency

Why the teams shipping 40 variants a week are winning the auction.

5 min read
Research· Commerce
Retail media benchmarks H1 2026: CPMs, share, incrementality

The first UK dataset that separates on-site from off-site performance.

9 min read
The Chief's Take· AI & Automation
Agentic marketing is getting attention. The real issue is accountability

When the agent buys the media, who signs off the spend? Nobody has a good answer yet.

6 min read
The Network · Open to any practitioner · Applications

Join The Network.

The Desk is The Digital Chief's network of experts: the specialists we call before we publish. A small, named group of practitioners who check the facts, test the judgement and go on the record.

Be called before a story runs: check the facts, challenge the take.
Go on the record as a credited Expert View, in print and on the podcast.
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