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Posts by Mark Williams-Cook

Hard knocks, good scrap 🍻 🙌

13 hours ago 7 0 2 0

We never used to worry about “staging” and “production”, yeet that bad boi live and just stick your best “under construction” gif on it 🙂‍↕️

1 day ago 11 1 1 0

Sure, book smarts are great, but there’s really something to be said for the quality of someone’s meme game.

1 day ago 4 0 0 0
Two smiling men wearing workout clothes and hand wraps posing together inside a gym. The man on the left is giving a thumbs-up, and the man on the right has his fist raised.

Two smiling men wearing workout clothes and hand wraps posing together inside a gym. The man on the left is giving a thumbs-up, and the man on the right has his fist raised.

I’m doing an exhibition boxing match tomorrow evening. I met my opponent last night. 🥊

He is 18 years younger than me and 8kg heavier.

Please wish him luck.

1 day ago 4 0 0 1

Hi. I'm still looking for work! I'm a games generalist programmer that has done tons of different things over the past 15 years:
- game design & engine development
- audio programming for music games & board games
- graphics programming & tools engineering
- ui work

someone must have a lead for me?

1 day ago 23 31 3 2
queryfan.com results

queryfan.com results

🛠️ Free tool: A few people were asking about the tool I screenshot yesterday for exploring ChatGPT query fan outs, so I have popped it onto Cloudflare Pages for free for you at queryfan.com 🤓

You just need OAI API key.

1 day ago 9 3 0 0
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Google released Gemma 4 under Apache 2.0 for the first time, removing all enterprise deployment restrictions from earlier versions. Four open-weight multimodal models supporting 140+ languages. The 31B dense model ranks third on Arena AI. theaivaults.substack.com/p/when-one-i...

2 days ago 1 1 0 0
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A black and white photo of Mark Williams-Cook, a smiling man with glasses and a beard wearing a Dungeons & Dragons t-shirt, alongside the title of a training series: "Oh Sh*t, They Launch in 2 Weeks: The Emergency Migration Protocol."

A black and white photo of Mark Williams-Cook, a smiling man with glasses and a beard wearing a Dungeons & Dragons t-shirt, alongside the title of a training series: "Oh Sh*t, They Launch in 2 Weeks: The Emergency Migration Protocol."

"Oh sh*t, they launch in 2 weeks". I've been there, brought in at the last possible second to sprinkle SEO on the 'migration'. Want to find out how to survive? @withcandour.co.uk x @sitebulb.com training with me, next week. FREE!

sitebulb.com/website-migr...

3 days ago 11 5 1 0
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Talking about shiny and new, sign-up to @markwilliamscook.com and @jlwchambers.bsky.social coreupdates.com and you may just see a little more around their teased fan out explorer tool!...

3 days ago 2 1 1 0
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22+ years in SEO teaches you one thing fast:
Most tactics don’t last. The good ones do.

@markwilliamscook.com (@withcandour.co.uk, @alsoasked.com) is joining Search ’n Stuff London 2026 with practical, battle-tested SEO thinking.

🎟️ Grab your ticket: searchnstuff.co.uk/search-n-stu...

3 days ago 7 5 0 0
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Speaking at #SearchNorwichXL this September ❤️‍🔥

At every event, I somehow end up with Norwich people. Suspiciously great humans. So now I’m coming to investigate the source: air? vibes? BBC propaganda? 🤡

Buy your ticket now & thank me later.
🎟️ £75 early bird: www.eventbrite.co.uk/e/searchnorw...

4 days ago 8 2 0 0
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-Cybercrime losses passed $20b last year
-Authorities disrupt APT28 router botnet that intercepted email logins
-Iran hacks PLCs across US
-Exploitation hits ComfyUI and Flowise AI servers
-Anthropic unveils 0-day computer God

Newsletter: news.risky.biz/risky-bullet...
Podcast: risky.biz/RBNEWS548/

4 days ago 17 9 1 1

So happy with the mix of skills we have :D

5 days ago 0 0 0 0
A grid of black-and-white headshots showcasing speakers for "East meets best," including Martin Splitt (Google), Giulia Panozzo (Neuroscientive), Arnout Hellemans, Estela Franco (Shopify), Daniel Foley-Carter, Dixon Jones, Myriam Jessier, Adam Gent, Bengü Sarıca Dinçer, Brendan Bennett, and Emma-Jane Stogdon. Each photo is set against a colorful, stylized graphic background.

A grid of black-and-white headshots showcasing speakers for "East meets best," including Martin Splitt (Google), Giulia Panozzo (Neuroscientive), Arnout Hellemans, Estela Franco (Shopify), Daniel Foley-Carter, Dixon Jones, Myriam Jessier, Adam Gent, Bengü Sarıca Dinçer, Brendan Bennett, and Emma-Jane Stogdon. Each photo is set against a colorful, stylized graphic background.

SearchNorwichXL is happening on 24th September and I am stoked at the line up we've got 😍

Join us: searchnorwich.org

5 days ago 9 3 1 0

Probably on Google or sth

5 days ago 1 0 1 0

Answers please @bngsrc.bsky.social

5 days ago 1 0 1 0
Comic. [Sign above four people. A person sits at a desk working on a laptop. A person with ponytail is talking to person with white hat. A person with short hair walks away.] SIGN: It has been [-0.00000000000000044] days since our last floating point error

Comic. [Sign above four people. A person sits at a desk working on a laptop. A person with ponytail is talking to person with white hat. A person with short hair walks away.] SIGN: It has been [-0.00000000000000044] days since our last floating point error

Day Counter

xkcd.com/3228/

5 days ago 5902 783 25 25
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A screenshot of a Tom's Hardware news article titled "Microsoft says Copilot is for entertainment purposes only, not serious use — firm pushing AI hard to consumers and businesses tells users not to rely on it for important advice." The subheader notes that these disclaimers seem to contradict the company's marketing.

A screenshot of a Tom's Hardware news article titled "Microsoft says Copilot is for entertainment purposes only, not serious use — firm pushing AI hard to consumers and businesses tells users not to rely on it for important advice." The subheader notes that these disclaimers seem to contradict the company's marketing.

Lmao

1 week ago 15 4 4 2
A meme featuring characters from Rick and Morty with the caption "Every 'free' VPN." Below, the character Lucius Needful says, "Let's just say you don't pay... with money."💰

A meme featuring characters from Rick and Morty with the caption "Every 'free' VPN." Below, the character Lucius Needful says, "Let's just say you don't pay... with money."💰

1 week ago 37 7 1 0
The Attack: How it works Every time you open LinkedIn in a Chrome-based browser, LinkedIn’s JavaScript executes a silent scan of your installed browser extensions. The scan probes for thousands of specific extensions by ID, c...

Well that’s not a surprise theses days but it’s still disappointing:

browsergate.eu/how-it-works/

1 week ago 27 10 8 2
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Donate to Help Recover Stolen Domain Names for a Vet-Focused Nonprofit, organized by Meg McCormick The Make a Home Foundation 27-2932637 is a small but powerful… Meg McCormick needs your support for Help Recover Stolen Domain Names for a Vet-Focused Nonprofit

We're helping a non-profit org recover their stolen domain names. The non-profit helps veterans.

We're raising enough funds to cover the legal costs to recover the domains.

If you can donate, great. If not, even sharing this post would help a lot.

gofund.me/60c79fca7

#domains #domainnames

1 week ago 1 2 0 0
The cover of the SearchNorwich XL Sponsor Pack. The page features a vibrant design with a large red "XL" logo. Key text includes: "SearchNorwich XL Sponsor pack," the event date "24 Sep, 2026," "250 attendees," and the website "searchnorwich.org." The tagline reads: "East meets best: Norwich’s one-day SEO conference with world-class speakers."

The cover of the SearchNorwich XL Sponsor Pack. The page features a vibrant design with a large red "XL" logo. Key text includes: "SearchNorwich XL Sponsor pack," the event date "24 Sep, 2026," "250 attendees," and the website "searchnorwich.org." The tagline reads: "East meets best: Norwich’s one-day SEO conference with world-class speakers."

A page detailing the "Headline" sponsorship tier priced at £6,000 (plus VAT). Benefits are split into Physical Assets (logo on stage banners, co-branded merchandise, posters, and stage "thank you") and Digital Assets (attendee contact list access, email advertisements, a dedicated email blast, a LinkedIn announcement from Mark Williams-Cook to 80k+ followers, website link, and logo on slides).

A page detailing the "Headline" sponsorship tier priced at £6,000 (plus VAT). Benefits are split into Physical Assets (logo on stage banners, co-branded merchandise, posters, and stage "thank you") and Digital Assets (attendee contact list access, email advertisements, a dedicated email blast, a LinkedIn announcement from Mark Williams-Cook to 80k+ followers, website link, and logo on slides).

A comparison of the "Food" and "Drinks" sponsorship tiers. The Food package is £3,500 and includes poster ads in the bar area. The Drinks package is £2,500 and includes the sponsor's logo on all drink tokens. Both tiers include a LinkedIn announcement from Mark Williams-Cook, a stage "thank you," a website link, logo placement on slides, and social media/email announcements.

A comparison of the "Food" and "Drinks" sponsorship tiers. The Food package is £3,500 and includes poster ads in the bar area. The Drinks package is £2,500 and includes the sponsor's logo on all drink tokens. Both tiers include a LinkedIn announcement from Mark Williams-Cook, a stage "thank you," a website link, logo placement on slides, and social media/email announcements.

A page detailing three smaller sponsorship tiers: Lanyard (£2,000), Name Badges (£2,000), and Scholarship (£1,000). The Lanyard and Name Badge tiers both offer logo placement on attendee badges. The Scholarship tier supports five tickets for those unable to attend otherwise. All three tiers include a stage "thank you," a website link, logo placement on slides, and social media/email announcements.

A page detailing three smaller sponsorship tiers: Lanyard (£2,000), Name Badges (£2,000), and Scholarship (£1,000). The Lanyard and Name Badge tiers both offer logo placement on attendee badges. The Scholarship tier supports five tickets for those unable to attend otherwise. All three tiers include a stage "thank you," a website link, logo placement on slides, and social media/email announcements.

@markwilliamscook.com & I are bringing 250 SEO professionals to Norwich for #SearchNorwichXL!

And we want the right brands in the room with us.

If your agency, SaaS, or platform wants to get in front of an engaged audience of SEO professionals alongside 12 world-class speakers, get in touch!

1 week ago 4 2 0 0

Huge congrats to you 🫡 👏

1 week ago 1 0 0 0
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If you haven't heard, the (in)famous @markwilliamscook.com & SEO team from @markwilliamscook.com are bringing their website migrations knowledge to OUR BRAND NEW TRAINING SERIES!

Migrating a website is never an easy task. These boys have gotchu.

Starts 8 April: sitebulb.com/website-migrat...

1 week ago 3 2 0 0
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Reporting Uncertainty Without Losing Credibility Modern analytics is full of estimates, imperfect data, and blind spots. A perspective on communicating uncertainty in SEO analytics reporting.

My newest article for @sejournal.bsky.social dropped ✨

Data is messy. But somehow… we’re all expected to sound 100% certain all the time? Hard pass.

So, this time I wrote about how to communicate uncertainty without losing credibility. 🥳 www.searchenginejournal.com/reporting-un...

1 week ago 9 1 2 1
Screenshot of a message exchange where someone pitches an automated SEO blog post generator, and Mark Williams-Cook replies, "not interested because this isn't SEO, it's spam :)"

Screenshot of a message exchange where someone pitches an automated SEO blog post generator, and Mark Williams-Cook replies, "not interested because this isn't SEO, it's spam :)"

This isn't SEO, it's stupidity. No value in, no value out. Publishing words at scale isn't a strategy, it makes you look like an idiot.

1 week ago 20 2 2 0
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Another HTML vs Markdown showdown for AI consultants to contend with. Do LLMs ever see the full HTML when provided a URL?

David has run some tests that provide super-interesting outputs and food for thought for those trying to understand whether their website is “AI-ready.”

🧵 1/4

2 weeks ago 4 1 1 1
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Our #AthensSEO2026 speaker lineup is confirmed, and we're thrilled. 18+ of the brightest minds in search, ready to share strategies that actually work. Year two is shaping up to be something special.

2 weeks ago 7 1 2 0

Disturbing anecdotal reports of "AI psychosis" and negative psychological effects have been emerging in the news. But what actually happens during these lengthy delusional "spirals"? In our preprint, we analyze chat logs from 19 users who experienced severe psychological harm🧵👇

3 weeks ago 222 132 3 13
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SERP Conf. Sofia • 25 March 2026 🔖 SERP Conf. 2026 Sofia will be held on 25 March! The benchmark event in SEO, E-commerce and Digital Marketing. Join us!

Last chance to join us in Sofia! ⏳ We are thrilled to be media partners for SERP Conf. Sofia 2026 (March 25th!), featuring an incredible roster of speakers, including: @markwilliamscook.com , @bngsrc.bsky.social, Stefka Georgieva, and more!
👉 Claim your discount: serpconf.com/sofia/
🎟️ Code: sns-15

3 weeks ago 6 2 0 0