Walter Ledger
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The honest story of how a programmer’s experiment became a $2 trillion phenomenon, and what’s real versus marketing.

Step-by-step: choosing an exchange, KYC verification, getting a wallet, and avoiding the common scams.

The real risks, the genuine use-cases, and how to decide if crypto fits your financial picture — at your pace.

Watch in order or jump around. Each module is short, practical, and answers a question you’ve probably wondered about but didn’t want to ask your nephew.

A roadmap of the whole course — what Bitcoin actually is, why it matters, and the questions you’re really asking.

Born from the 2008 financial crisis, Bitcoin survived bans, collapses and dozens of obituaries. The colourful story so far.

A roadmap of the whole course — what Bitcoin actually is, why it matters, and the questions you’re really asking.

Forget Lamborghinis and private islands. Here’s what regular people are doing with crypto — practical, less glamorous, more interesting.

The full buying process, what KYC actually is, and why those verification steps are there to protect you, not annoy you.

The genuine risks of crypto investing — not to scare you off, but to help you make informed decisions like the adult you are.

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ChatGPT memory feature
ChatGPT Remembers You Now. Do I Need to Worry About

I’ll be honest with you. The first time I heard ChatGPT could now remember our conversations, I thought of that neighbour everyone seems to have. The one who somehow knows your whole business without you ever quite telling them. Bits dropped over the garden fence, added up over months, until one day they ask after…

AI solved maths problem
When AI Solved an 80-Year-Old Maths Problem (And Made Mathematicians

Imagine leaving a puzzle on your kitchen table in 1946. Then imagine, eighty years later, a computer programme sits down with a cup of tea and works it out in about eighty minutes. That’s roughly what just happened in the world of mathematics, and the people who do this for a living are still trying…

AI safety testing
The Classified AI: Why Governments Are Testing Advanced AI Systems

When I first heard that governments were locking AI systems away in secure facilities before letting them loose on the public, my initial thought was, “Brilliant, another thing for conspiracy theorists to obsess over.” But here’s the thing: this isn’t some dystopian science fiction plot. It’s actually rather sensible, like test-driving a car before you…

AI symptom checker
Nearly 6 in 10 Brits Are Using AI to Check

I’ll be honest with you, the first time I heard that nearly 60% of Brits were typing their symptoms into an AI symptom checker instead of ringing their GP, I had two immediate thoughts. First, that’s absolutely brilliant. Second, we’re all going to convince ourselves we’re dying from something we saw on the internet, aren’t…

Older Adults Are Embracing AI Faster Than Expected
Older Adults Are Embracing AI Faster Than Expected

A new AARP report shows AI use among over-50s nearly doubled between 2024 and 2025, with around 30% now using some form of AI tool. Smart home gadgets — cameras, lighting — are in half of older adults’ homes. The digital gap is closing faster than people think. 🔗 AARP – 2026 Technology Trends Older…

AI Alzheimer's prediction
AI Can Now Predict Alzheimer’s With 78% Accuracy, and It’s

When I first heard that artificial intelligence could predict Alzheimer’s disease progression with 78% accuracy, I had to sit down with a cup of tea and really think about what that means. Not just for the tech world, which gets excited about anything with “AI” slapped on it these days, but for real people. For…

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Bitcoin & Beyond
  • 20 complete chapters — from absolute basics to advanced strategies.hapters, every wallet type, every exchange step.
  • Every wallet type explained — hardware, software and paper, with the trade-offs of each.
  • Full exchange tutorial — including a step-by-step Crypto.com setup walkthrough.
  • Security best practices — how to protect your digital assets like Fort Knox.
  • Tax made simple — what HMRC / the IRS / the ATO expect, and how to stay compliant.
  • Real investment strategies — conservative, balanced and growth approaches at your own pace.

Got a question I didn’t answer? Spotted something I got wrong?

Or just want to tell me about your first crypto purchase?

My inbox is always open.