Week of August 24

The Measurement Gap Is Widening and Attribution Is About To Get Harder

Insight #1

Social Media Gets 30% of Ad Dollars. Yet It Only Earns 12.5% of Attention.

The measurement gap explains why so many media mixes are still running on habit.

What's the News:

New eMarketer data shows a growing gap between where people spend time and where advertisers spend money. In the United States, adults spend 12.5% of their day on social media. And yet these digital platforms collect nearly 30% of U.S. ad dollars. That gap is expected to widen through 2026, with social capturing 32% of ad spend while time spent grows to just 13%. Converged TV (linear + connected TV) tells the opposite story: it captures 38% of media time but receives only 18% of ad spend, and that share is falling.

Why It Matters:

Some of this gap is earned. Meta and other social platforms have invested heavily in strong ad delivery, clear optimization signals, and performance reporting marketers understand. But measurability shouldn’t be confused with business impact. The channels that are easiest to measure aren’t always the channels creating the most growth, and the channels that are harder to measure aren’t automatically weaker investments. That’s where modern measurement matters: media mix modeling and incrementality testing help marketers see what’s actually driving lift, not just what’s easiest to attribute.

Silverback's POV

Social deserves a major role in most marketing programs. But when one channel captures a rising share of spend while audience time grows far more slowly, marketers should ask harder questions. Connected TV is one of those places worth a closer look, especially for regional or mid-market brands.

Measurement capabilities once reserved only for Fortune 100 brands are now available to companies of all sizes. With the right testing structure, CTV can be evaluated with confidence as a channel that supports demand, search lift, site engagement, and revenue, not just awareness. The opportunity isn’t to shift marketing budget blindly from social to CTV. Far from it. The opportunity is to challenge the mix, measure the incrementality, and invest where the next dollar can actually work harder.

Marketers Should:

Challenge the current media mix. Don’t assume spend allocation is right just because performance reports look clean.

Separate attribution from incrementality. Last-click and platform-reported results can overvalue channels that are closer to conversion or easier to track.

Use modern measurement. Mixed media modeling and incrementality testing can help close the measurement gap across channels like connected TV.

Insight #2

Meta just introduced a creative diversity score that should change how you brief creative

The algorithm is literally telling you <em>more</em> ads are <style="text-decoration:underline;">not</span> the same as <em>better</em> ads.

What's the News:

Meta quietly rolled out a new metric in Ads Manager called Creative Diversity: a Low / Medium / High score that evaluates how visually varied your ad creative actually is within a campaign. It’s labeled “in development,” but it’s live now under Columns > Customize Columns > Creative Diversity. The signal is clear: Meta’s algorithm wants meaningfully different creative inputs, not just more ads. Uploading 20 variations of the same hero image won’t move the score.

Why It Matters:

This metric is Meta pulling back the curtain on how its algorithm actually evaluates your creative pool. If your ads look too similar — same talent, same opening shot, same message angle — the system has fewer combinations to learn from and fewer levers to pull as fatigue sets in. That means faster performance decay, rising costs, and eventually a campaign running on fumes, held up by one overworked winner. The metric also suggests Meta will increasingly reward accounts that operate more like content studios than media buyers.

Silverback's POV

What matters is meaningful variation: different hooks, different creators, different emotional angles, different offers. One creator shoot should yield multiple hooks, lengths, and CTAs. That’s how you build a creative library that gives the algorithm real options and keeps campaigns healthy longer. Over-segmented accounts running the same creative across multiple ad sets should expect to get flagged here first, and we wouldn’t be surprised if ‘Creative Diversity’ becomes Meta’s version of a Quality Score in the not-too-distant future.

Marketers Should:

Audit Creative Diversity scores across every active account now and use it as a diagnostic for where creative strategy has gone stale.

Build multiple hooks, lengths, and CTAs out of every creator shoot instead of treating each asset as a single input.

Vary talent, opening shots, and emotional angles to give the algorithm real options to learn from.

Flag duplicate or near-duplicate creative running across segmented ad sets before Meta’s own score does.

Add ‘Creative Diversity’ to standard reporting as a leading indicator of performance risk, before the numbers actually drop.

Insight #3

Google Is Finally Giving Advertisers a Channel Dial Inside Performance Max

The control is real. The blind spot underneath it isn't fixed.

What's the News:

Google is testing a new Performance Max channel setting that gives advertisers a direct way to tell the algorithm which channels they value more, with adjustment controls for Search, YouTube, Display, Discover, Gmail, and Maps. A positive adjustment loosens the CPA target for a channel; a negative one tightens it. It’s not a fixed budget split per se, but it shifts the economic variables to decide where to chase conversions.

Why It Matters:

This is a real departure from PMax’s black-box reputation. Google’s existing documentation says advertisers can’t directly control how PMax allocates budget by channel, so a direct lever is significant. Here’s the catch: channel-level performance isn’t necessarily the same thing as channel-level value. Tightening a channel with a weak last-touch CPA could suppress conversions it was quietly assisting elsewhere.

Silverback's POV

This has been one of the most requested PMax controls industry-wide, and it signals Google responding to advertiser pressure after years of “trust the algorithm” messaging. The risk is that it hands marketers a lever without fixing the attribution problem underneath it. Teams that tighten a channel based on in-platform CPA alone, without cross-checking assisted conversions or incrementality data, could end up optimizing against their own upper-funnel performance.

Marketers Should:

Never tighten a channel on in-platform CPA alone. Check assisted conversions first.

Cross-reference any channel adjustment against incrementality or MMM data before making the change live.

Treat this as leverage, not a fix. PMax’s attribution blind spot is still there underneath the new control.

Test adjustments incrementally and watch for suppressed upper-funnel performance after any change.

Insight #4

Google Expands Direct Booking in Local Services Ads (LSAs) to 500+ Partners

Booking friction just dropped to zero…but so did your visibility into what's actually converting.

What's the News:

Google is expanding LSA direct booking to more than 500 partners, making it easier for customers to book straight from ads without leaving the search results page. The timing matters: Google is also beginning to charge LSA advertisers for some missed and follow-up calls that qualify as valid leads starting October 1, and LSAs are migrating into Google Ads as a specialized Performance Max campaign type beginning with select U.S. home and storefront service advertisers in August 2026, expanding through 2027.

Why It Matters:

For local service businesses (home services, pest control, legal, healthcare, etc.) this compresses the conversion path to near-zero friction. A user searching for an HVAC repair can book an appointment without visiting a website at all. That’s good for conversion rates and bad for on-site attribution: if bookings complete inside Google’s interface and your client’s confirmation page tag or GA4 event never fires, you’re flying blind on what’s actually driving revenue.

Silverback's POV

Any client running LSAs needs two things audited before October 1: their lead tracking setup inside the LSA dashboard, and their call handling. Google is now charging for missed and follow-up calls as valid leads, which means a missed call is no longer just a lost customer…it’s a billable event. On the measurement side, direct booking through LSA partners bypasses your website entirely, so the attribution question becomes whether Google’s lead reporting inside the LSA dashboard (and soon Google Ads) is reconciling against your CRM. The clients most exposed here are in home services and pest control, where LSAs are already a primary channel and booking volume is high.

Marketers Should:

Audit lead tracking inside the LSA dashboard before October 1, 2026

Reconcile LSA-reported leads against your CRM to confirm cost-per-lead numbers are accurate.

Tighten call handling. Missed and follow-up calls now count as billable leads.

Prioritize this audit first for home services and pest control clients, where LSAs are often the primary channel and exposure is highest.

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