Ethan Lazuk

SEO & marketing professional.


🐹 Hamsterdam Part 121: Weekly SEO & AI News Recap (10/25 to 10/31, 2025)

By Ethan Lazuk

Last updated:

A weekly look-back at SEO & AI news, tips, and other content shared on social media & beyond.

Hamsterdam Part 121 SEO News Summary

Opening notes, thoughts, and musings:

  • Welcome to another new week of Hamsterdam! 🐹
  • I appreciate you being here, and look forward to sharing the week’s news! 🙌

If you’re in a rush, hop down to the news portion. 📰

Or continue reading for two vocabulary lessons plus an introduction.

The Big Lebowski is this your homework Larry screenshot.

And we’re off …


🧑‍💻 Marketing word of the week: “Zero Moment of Truth (ZMOT)”

ZMOT or Zero Moment of Truth is the moment before a consumer decides to buy; it’s the instant when they research online, read reviews, compare options, and form an opinion.

I’d never heard this term before researching it, but it turns out it’s one of the most influential modern marketing concepts for understanding how digital behavior shapes consumer decisions.

ZMOT was coined by Google in 2011 based on how the internet had transformed the traditional marketing funnel.

ZMOT precedes First Moment of Truth (FMOT) (when a shopper sees the product on the shelf/product page and decides whether to buy) and Second Moment of Truth (SMOT) (when the consumer uses the product and experiences its quality, shaping loyalty and word of mouth).

SEO plays a huge role in ZMOT. Let’s walk through an example:

  • Someone types in a query for “best vegan protein powder for women” in Google.
  • They read articles, reviews, Reddit threads, and more content.
  • They narrow their decision down to a couple of brands.
  • So by the time they visit your website, their mind is almost made up.

In this scenario, the purchase decision was shaped long before reaching the sales page. That’s ZMOT.


🤖 AI word of the week: “Zero-Shot Prompting”

Zero-shot prompting is when you ask an AI model to perform a task without showing it any examples of how to do that task first. In other words, you rely entirely on natural-language instructions and the model’s pre-trained knowledge.

Zero-shot prompting contrasts with one-shot prompting (one example provided) and few-shot prompting (multiple examples provided).

The advantages are speed and simplicity, while the disadvantages are inconsistent accuracy, limited control, and ambiguity sensitivity (the model depends heavily on how well you phrase the instructions).

Zero-shot prompting is great for quick or on-off tasks like summaries, rewrites, or Q&A but less effective for highly structured or critical tasks like data labeling or compliance reports.


😊 Introduction to week 121: “Meditation”

I’ve recently started going to my local library to check out books on different subjects. One of my recent pickups was about mindfulness and meditation.

I got into meditation years ago but kind of fell out of my practice. This book inspired me to get back into it — so far it’s been going great!

We’re so often focused on the past or future that we neglect the present and our presence in it. By tapping into that presence, we can rediscover happiness.

It’s a powerful tool, and in that regard, I’ll include a guided meditation instead of a song this week so you can try it too!

Thank you for supporting Hamsterdam and the cause of SEO & AI learning. 🙏

Enjoy the vibes:

Missed last week? Don’t worry, I got you! Read Part 120 to catch up.

🌟 Other great sources of weekly SEO news:


Time for our weekly review of SEO social posts, articles, & more …

The Wire Hamsterdam screenshot for setting up inside the white flags.

Now, let’s step inside the white flags of Hamsterdam …

Jump to a section:

Or keep scrolling to see it all. ⏬

📰 SEO news, Google updates, SERP tests & notable posts

Notable updates or news related to Google Search or related SEO topics.

Google launches Merchant Center for Agencies http://www.seroundtable.com/google-merch… #googlemerchantcenter

Barry Schwartz (@rustybrick.com) 2025-10-27T11:11:08.593Z

An undocumented Google user agent named geminiios was discovered http://www.seroundtable.com/geminiios-go… #gemini #google #googlebot #useragent

Barry Schwartz (@rustybrick.com) 2025-10-29T11:11:05.909Z

Bing Search testing country/region selector with period of time http://www.seroundtable.com/bing-country… #bing #microsoft #bingsearch

Barry Schwartz (@rustybrick.com) 2025-10-30T11:12:25.987Z

🍟 SEO tips & tidbits

Actionable tips, cool tidbits, and other snackable findings and observations that can be teaching moments.

I've started exploring Atproto outside of bluesky a bit and there's a reddit-like thing called nooki. So I made an SEO community. Let's see what happens! nooki.me/c/searchengi…

Martin Splitt (@divingfor.fun) 2025-10-28T06:45:47.656Z

Fun fact [*]: they're called "tag"s because the "<" is shaped like the lid used to make "tagine".How is HTML just this young? It seems like it's been around forever. Happy Birthday, tag!

John Mueller (@johnmu.com) 2025-10-30T06:23:01.822Z

Google's Robby Stein on doing SEO for Google AI Mode – he said there is a lot of overlap with traditional SEO http://www.seroundtable.com/google-seo-f&#8230; this is from the Silicon Valley Girl podcast – hat tip @gaganghotra.bsky.social #googleaimode #googleseo #seo #aeo #geo #googleai #google

Barry Schwartz (@rustybrick.com) 2025-10-31T11:21:06.151Z

🦕 SEO (and AI) fundamentals & resources

Essential information, concepts, or resources to learn about SEO or AI

Google's @johnmu.com on the best CMS for SEO – hint, there isn't one… http://www.seroundtable.com/google-best-…#seo #cms

Barry Schwartz (@rustybrick.com) 2025-10-28T11:11:06.101Z

📚 Articles, videos, case studies & more

Longer-form content pieces shared on social, in newsletters, and elsewhere.

The next phase of search demands balancing optimization for both humans and AI agents while holding firm to core SEO principles.

Search Engine Journal (@sejournal.bsky.social) 2025-10-27T11:34:04+00:00

I have recently seen SO many questionable and misleading GEO "case studies," posts, and ads. As usual, this post is meant to share some truths that can hopefully help people from falling for AI Search (GEO) scams.www.linkedin.com/pulse/anothe…

Lily Ray 😏 (@lilyray.nyc) 2025-10-30T10:58:34.927Z

What if your best marketing actions come from complaints?These expose the moments where expectations and brand promise diverge.The cause is either execution drift, only fixed by owning it… Or positioning misalignment… e.g. you can't be cheap & top quality.www.zoomsphere.com/blog/what-if…

Jes Scholz (@jes-scholz.bsky.social) 2025-10-29T22:45:56.415Z

The web you’re optimising for doesn’t exist anymore.Most of what you publish will never make it to the surface – it’ll be scraped, compressed, and digested by machines that don’t see pages, only patterns.I wrote about what this means for marketing.www.jonoalderson.com/conjecture/o…

Jono Alderson (@jono.id) 2025-10-30T18:22:28.336Z

🧑‍💻 Technical SEO

Everything from basics to advanced moves (and also tools).

Last Thursday, I gave my second #BrightonSEO talk – "Lessons Learnt from Crawling 1000+ websites" where I shared 12 useful lessons learnt from my success and failures crawling 1000's of web sites over the last 30 yearsspeakerdeck.com/charlesmeade…

Charles Meaden (@charlesmeaden.bsky.social) 2025-10-27T11:35:40.180Z

Google's John Mueller advised against leaving canonicals to chance, saying hope isn't an SEO strategy. via @martinibuster.bsky.social#seonews #Google

Search Engine Journal (@sejournal.bsky.social) 2025-10-28T09:42:26+00:00

✍️ Content marketing

From what is helpful content to user journeys and beyond.

Evergreen topics drop in value while additive content gains. via @kevin-indig.bsky.social

Search Engine Journal (@sejournal.bsky.social) 2025-10-28T13:33:44+00:00

Stop wasting time on blog posts that don’t convert.

Nikki Pilkington (@nikkipilkington.bsky.social) 2025-10-31T10:07:12.534166Z

📍 Local SEO

From Google Business Profiles to reviews and more!

Google Posts scheduler option being tested in Google Business Profiles http://www.seroundtable.com/google-posts&#8230; #googleposts #googlebusinessprofiles #google

Barry Schwartz (@rustybrick.com) 2025-10-27T11:21:22.081Z

What do you do when you receive a negative review – and you're POSITIVE the reviewer wasn't a customer? Follow our steps to (hopefully) get that review removed!  https://www.sterlingsky.ca/negative-google-review-from-non-customer/

Joy Hawkins (@joyhawkins.bsky.social) 2025-10-29T13:02:29.288010Z

📊 Data analysis & reporting

Showing that what you’re doing is helping.

New in Search Console Insights: Query Groups. Makes it easier to track how things are changing (or not) for a group of similar queries from traditional search, AI Overviews, and AI Mode. #SEO #AEO developers.google.com/search/blog/…

John Mueller (@johnmu.com) 2025-10-27T14:44:00.828Z

🤖 AI, machine learning, & LLMs

News related to models, papers, and companies.

Rollout began at 12:30ET. Gemini is coming to your smart displays & speakers -> Early access for the new Gemini for Home voice assistant in the U.S. is rolling out"For users that get enrolled in the early access, your voice assistant will get upgraded from Google Assistant to Gemini"

Glenn Gabe (@glenngabe.bsky.social) 2025-10-28T17:06:52.558Z

🤔 General marketing & miscellaneous

This is for great content that isn’t necessarily SEO or marketing-specific. PPC, PR, dev, design, and social friends, check it out!

Focus on Local? -> Ads might be coming to Apple Maps next year"Similar to Google Maps and other mapping apps, Apple’s plan is to allow restaurants and other businesses with brick-and-mortar locations to pay to promote themselves in search results"

Glenn Gabe (@glenngabe.bsky.social) 2025-10-27T13:55:01.915Z

Google Ads are not going away with the release of Google AI Mode said Robby Stein http://www.seroundtable.com/google-ads-n&#8230; hat tip @gaganghotra.bsky.social #googleads #ppc #google #googleaimode #googleai

Barry Schwartz (@rustybrick.com) 2025-10-31T11:51:18.222Z

💎 Older stuff that’s good!

Not everything I find worth sharing is new as of this week, so these are gems I came across published in the past.

The Ultimate 82-Point Checklist for SEO & AI Visibility – via @ahrefs.bsky.social #seo

Sitebulb (@sitebulb.com) 2025-10-31T05:55:02.922Z

Great job making it to the end. You rock! 🪨

Let’s connect!

Hit me up anytime via text or call at 813-557-9745 or on social or email:

Cheers! ✌️


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