Chart Tests - Interactive Visualization Examples
Sun, Nov 3, 2999
A comprehensive test page demonstrating all available chart types including line charts, bar charts (vertical, horizontal, and stacked), pie charts, and scatter plots.
Will Hackett
I'm Will Hackett, CTO at Flowstate. I'm a technology leader who's led engineering teams across startups and larger organisations. Previously I co-founded Pragmatic an AI company, built product at Pactio and led engineering teams at Blinq and Linktree. I'm passionate about distributed systems, product engineering and helping teams ship great software.
Articles by Will Hackett
Europe's quiet revolt against US cloud
Fri, Nov 28, 2025
In 2025, several European governments began phasing out Microsoft 365 due to concerns over the US CLOUD Act. Switzerland is the latest to act, declaring most public sector use of Microsoft 365 unlawful.
Big teams, small team energy
Tue, Nov 25, 2025
It's IEEE Spectrum time again, so it's time to talk about why adding management layers early is the real problem behind $2 trillion in annual software failures. From Canada's Phoenix payroll system to the UK Post Office's Horizon fiasco.
How do you explain the £20M engineering spend?
Wed, Nov 5, 2025
So you're spending 20 million on engineering. What are you getting for it? Software engineering organisations struggle to answer basic questions about costs, and PE scrutiny is changing the game. It's more important now than ever to treat engineering like the investment it is.
Fixing email spam with AI: When traditional filters aren't enough
Sun, Nov 2, 2025
89% of malicious emails bypass SPF, DKIM and DMARC. Your inbox is already compromised—authentication protocols failed and nobody told you. Here's how AI catches what traditional filters miss.
Pragmatic: Lessons from building (and winding down) an AI startup
Fri, Oct 17, 2025
Reflections on building Jamie, an AI assistant for email, and the decision to wind down Pragmatic after not finding product-market fit.
Analytics is fine, tracking is the problem
Sun, Oct 12, 2025
Analytics is curiosity about what works. Tracking is surveillance. I run Umami on Vercel with Neon Postgres for zero-cost, banner-free analytics. The irony? My joke LLM needs consent, but tracking 16,000 visitors doesn't.
AI everywhere is AI nowhere
Tue, Sep 30, 2025
The tech industry's rush to embed AI into every product is creating exhausted users and half-baked features. Real AI success comes from solving specific problems, not sprinkling chatbots everywhere.
Escaping the AI cost trap
Fri, Sep 26, 2025
AI is cheap for end-users right now, but only because venture capital is picking up the tab. The reality is that training and inference are still expensive, and someone has to pay. Billions raised by OpenAI, Anthropic, Mistral and others are spent on compute, staff and Nvidia GPUs. Consumers see subsidised pricing, but the underlying costs are enormous.
Web 4.0: The Pragmatic Internet
Wed, Aug 27, 2025
My take on the next version of the web given the failures of Web 3.0 and the need for a more organised, user-centric approach.
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