Can CeylanVienna-based, globally curious.

Articles

Thinking out loud.

Essays and field notes on AI, finance, health, screen culture, philosophy, travel, and the systems behind how people build and live.

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330 Views and What Showing Up Actually Taught Me
Philosophy & Ideas

330 Views and What Showing Up Actually Taught Me

A month of posting almost every day turned into 330 views, 19 countries, and one uncomfortable truth about why my past projects kept failing.

5.5.2026

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17 views

Alaçatı: The Aegean Secret That'll Cost You More Than You Think (And Is Still Worth It)
Travel & Nature

Alaçatı: The Aegean Secret That'll Cost You More Than You Think (And Is Still Worth It)

Alaçatı is one of the most beautiful corners of the Turkish Aegean — and one of the most expensive. I paid €1,300 in off-season. High season? Budget €2,000–2,500. Here's why I'd still go back.

4.5.2026

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28 views

I Hired Two AI Developers. One Is a Rocket. The Other One Checks the Wiring.
Tech & AI

I Hired Two AI Developers. One Is a Rocket. The Other One Checks the Wiring.

Managing Claude and Codex as a solo founder felt uncomfortably familiar — turns out scaling AI agents has the same team dynamics as scaling a real operations team.

3.5.2026

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17 views

You Don't Need to Code Like a Developer — You Need to Think Like a Product Owner
Tech & AI

You Don't Need to Code Like a Developer — You Need to Think Like a Product Owner

I didn't become a developer. I became the one-man product owner, scrum master, and stakeholder who finally had an AI team that could actually build what I was describing.

25.4.2026

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22 views

Vinted's Dirty Secret: When the Platform Protects Everyone Except You (And Especially Themselves From Taking Responsibility)
Vintage & Culture

Vinted's Dirty Secret: When the Platform Protects Everyone Except You (And Especially Themselves From Taking Responsibility)

A fake Stone Island, a racist seller, and a support team that couldn't care less — here's what Vinted's trust problem actually looks like from the inside.

23.4.2026

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10 views

The Silence of Good People: Black Emancipation, European Assimilation, and Why Raising Your Voice Still Costs Something
Politics & Society

The Silence of Good People: Black Emancipation, European Assimilation, and Why Raising Your Voice Still Costs Something

Austria just cut funding to ZARA, one of the only organisations consistently documenting racism in the country — and the silence from good people is exactly the problem.

21.4.2026

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11 views

The Case for Buying Old Things
Vintage & Culture

The Case for Buying Old Things

New stuff is optimized for purchase. Old stuff was optimized for use.

21.4.2026

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7 views

What Burnout Taught Me About Real Performance
Health & Longevity

What Burnout Taught Me About Real Performance

I optimized myself into the ground. Here's what I rebuilt on the other side.

21.4.2026

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17 views

AI and the Logistics Layer Nobody Talks About
Tech & AI

AI and the Logistics Layer Nobody Talks About

Every AI demo shows the glamorous output. Nobody shows the warehouse chaos underneath it.

21.4.2026

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13 views

Why I Can't Buy a Piece of OpenAI — And Why That's a Problem
Finance & Investing

Why I Can't Buy a Piece of OpenAI — And Why That's a Problem

VCX went from $40 to $550 in days on NYSE. I watched it from Vienna. I couldn't buy a single share — not because I don't understand the risks, but because MiFID II says no.

21.4.2026

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21 views

The Year I Stopped Recognising Myself — and What I Did About It
Health & Longevity

The Year I Stopped Recognising Myself — and What I Did About It

I looked in the mirror in 2025 and saw someone who had quietly given up on himself — and the worst part was I'd done it so gradually I almost didn't notice.

21.4.2026

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9 views

AI Tokens as Currency: Is Claude the New Bitcoin?
Tech & AI, Finance & Investing

AI Tokens as Currency: Is Claude the New Bitcoin?

What if the next reserve currency isn't mined from a blockchain — it's burned every time someone asks an AI a question?

21.4.2026

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47 views

The 'Foreigners and Crime' Argument Is Designed to Fail You
Politics & Society

The 'Foreigners and Crime' Argument Is Designed to Fail You

When a chancellor says 'little pashas' out loud, the debate isn't really about crime — it's about who gets to be seen as human first.

21.4.2026

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4 views

I Sold 6 Things on Vinted in 5 Days. Here's What Actually Works (and What Annoys Me)
Vintage & Culture

I Sold 6 Things on Vinted in 5 Days. Here's What Actually Works (and What Annoys Me)

Trousers flew off the shelf. Shirts sat there judging me. A week on Vinted taught me more about secondhand culture than I expected.

21.4.2026

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23 views

Sunday Evening, 50 Minutes, and Why My Meditation Practice Is Nothing Like I Expected
Health & Longevity

Sunday Evening, 50 Minutes, and Why My Meditation Practice Is Nothing Like I Expected

I spent years thinking meditation meant emptying your mind — turns out that's not even the goal.

21.4.2026

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7 views

South Korea Just Made Mobile Data a Public Right. Is This What UBI Actually Looks Like?
Politics & Society

South Korea Just Made Mobile Data a Public Right. Is This What UBI Actually Looks Like?

South Korea is giving every citizen free mobile data — and it raises a question nobody in Western policy circles seems ready to answer.

21.4.2026

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11 views

The Intern Who Outworked the Veteran: Why Codex Fixed in 10 Minutes What Claude Couldn't in 2 Hours
Tech & AI

The Intern Who Outworked the Veteran: Why Codex Fixed in 10 Minutes What Claude Couldn't in 2 Hours

I gave up on a bug, handed it to OpenAI's Codex almost as a joke — and watched the new kid solve it in 10 minutes with evidence, logic, and a slightly annoying smirk.

20.4.2026

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15 views

Perfieriencing: The Word I Made Up That Explains Everything
Philosophy & Ideas

Perfieriencing: The Word I Made Up That Explains Everything

Four years of standing still taught me that life isn't about performing for others or collecting experiences — it's about doing both, on your own terms.

19.4.2026

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13 views

Claude Opus 4.7 Is Here. Mythos Is Not. Here's the Difference.
Tech & AI

Claude Opus 4.7 Is Here. Mythos Is Not. Here's the Difference.

Anthropic just dropped Opus 4.7 — the most capable Claude yet — while quietly confirming that Mythos, its successor, was restricted over global cybersecurity concerns.

17.4.2026

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23 views

I Hit My Claude Limit on a Tuesday. Then I Met Gemini.
Tech & AI

I Hit My Claude Limit on a Tuesday. Then I Met Gemini.

I ran out of Claude mid-week and decided to give Gemini Pro a real shot — what followed was like switching from a five-star hotel to a party hostel where the staff keeps pointing you to the map.

16.4.2026

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17 views

VCX Fell 80%. Now I Can Actually Buy It — Here's What I'm Thinking
Finance & Investing

VCX Fell 80%. Now I Can Actually Buy It — Here's What I'm Thinking

The fund that went from $40 to $550 and made European investors feel left out is now sitting at $113 — and I found a way in through a Swiss bank.

14.4.2026

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13 views

I Asked an AI to Fix My Build. It Took Two Hours and Taught Me Something Uncomfortable.
Tech & AI

I Asked an AI to Fix My Build. It Took Two Hours and Taught Me Something Uncomfortable.

A post-mortem on a two-hour AI debugging session that should have taken ten minutes — and what it says about how I work with these tools.

13.4.2026

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11 views

The Strait of Hormuz Is Technically 'Open' — The Market Believes It, The Ships Don't
Finance & Investing

The Strait of Hormuz Is Technically 'Open' — The Market Believes It, The Ships Don't

A ceasefire agreement and a 95% drop in active transits are both true at the same time — and markets are only pricing in one of them.

13.4.2026

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17 views

Booking Holdings After the 25-for-1 Split: Genuine Opportunity or Just Cheaper-Looking Shares?
Finance & Investing

Booking Holdings After the 25-for-1 Split: Genuine Opportunity or Just Cheaper-Looking Shares?

Booking Holdings just split 25-for-1 over Easter — and somehow the internet decided the stock dropped 95%.

8.4.2026

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6 views

The AI Short I Thought of Too Late (And Why It Still Makes Sense)
Finance & Investing

The AI Short I Thought of Too Late (And Why It Still Makes Sense)

A conversation with Gemini made me realise the most obvious trade of the AI era was hiding in plain sight — and it's not Nvidia.

6.4.2026

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21 views

I Caught ChatGPT Mixing Cyrillic Into German Mid-Word. Here's What Actually Happened.
Tech & AI

I Caught ChatGPT Mixing Cyrillic Into German Mid-Word. Here's What Actually Happened.

ChatGPT wrote a German word with Cyrillic characters embedded inside it — and then spent six attempts failing to correct it.

4.4.2026

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26 views