Posts by Jim Semlyen

A robot coding a website

AI can build a website. A commercial website is something more.

At a glance AI can now build perfectly good websites for the right purposes, including campaign sites, portfolios, prototypes and microsites. Commercial websites are different. They are long-term digital assets that need to operate and evolve for years. Staff need …

by Jim Semlyen 17 Sep 2026
Multiple magnifying glasses to illustrate the concept of smarter search

Why smarter search belongs on your WordPress website

At a glance WordPress’s built-in search only matches the exact words used, and it struggles with typos, different terminology and question-style queries. WP Engine’s Smart Search AI adds semantic search, so it understands the meaning behind a query, not just …

by Jim Semlyen 14 Sep 2026
A desktop device with a 503 error

WordPress can be a problem. We solve WordPress problems.

At a glance A problematic WordPress website doesn’t necessarily need replacing. We can often take over an existing site, identify what is going wrong and bring it up to the standards we expect from websites we build ourselves. We investigate …

by Jim Semlyen 11 Sep 2026
Robot holding shopping bag to illustrate agentic commerce

What is agentic commerce, and what does it mean for WooCommerce?

What is agentic commerce, and what does it mean for WooCommerce? For the last few years, much of the discussion around AI and ecommerce has focused on helping people find products. Someone might ask ChatGPT, Gemini or another AI service …

by Jim Semlyen 10 Sep 2026
Illustrating Youtube not working on IOS

Why did a YouTube video work everywhere except on iPhones?

A client recently contacted us about a YouTube video embedded on their WordPress website. It worked correctly on desktop computers and some mobile devices, but on an iPhone it returned “Error 153: Video Player Configuration Error”. There was another apparently …

by Jim Semlyen 25 Aug 2026
Illustrating website crawlers

The importance of infrastructure in the age of AI bots

AI is changing the way people discover and interact with websites, but there is another consequence receiving considerably less attention: AI systems are becoming significant consumers of website infrastructure. We have recently seen this first-hand while investigating repeated periods of …

website infrastructure and AI crawlers

Is your website infrastructure ready for AI crawlers?

Preparing a website for AI search isn’t only about content. AI crawlers place new demands on website infrastructure, from ensuring important content is accessible without relying on JavaScript to managing potentially enormous volumes of automated traffic. We look at what this means for WordPress performance, caching, CDNs and bot management.

by Jim Semlyen 16 Aug 2026
AI hub featured image

Castlegate’s AI hub: preparing your organisation for AI

Helping organisations understand AI, prepare for change and make informed decisions. Artificial intelligence is changing how organisations operate, communicate, and make decisions. For many, the challenge is not whether to engage with AI, but how to do so confidently, responsibly, …

by Jim Semlyen 12 Aug 2026
rankings to recommendations featured image

From rankings to recommendations: Why SEO needs to evolve for the age of AI search

For more than 20 years, search engine optimisation (SEO) has been the cornerstone of online visibility. The objective has been clear: create high-quality content, optimise it well, earn authority, and rank as highly as possible within Google’s search results. That …

by Jim Semlyen 11 Aug 2026
An image to illustrate Castlegate's technical expertise

Castlegate’s technical insights hub

Practical case studies from our work managing complex websites. Every website presents its own technical challenges, and solving them well requires more than theory. This section shares the real problems we encounter, the investigations we carry out, and the solutions …

by Jim Semlyen 10 Aug 2026