From web dev to hardware founder: I build portable balancing instruments
Hi, I'm Nikolai Shelkovenko — CEO and co-founder of Vibromera, based in Porto, Portugal. I got into hardware the way many developers do: sideways. I…
DevOps
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The Boring Businesses Won
Searches for it fell 71% this year. Here’s what people are searching for instead. Every list of dying businesses says the same thing. AI is com…
I Read 1,416 Reddit Threads Looking for Business Ideas. These 8 Had Actual Receipts.
Real complaints, real search volume, real competitor pricing gaps. Links to every thread so you can check my work. Most business idea lists are writ…
How I'm Building an AI Agent Business on a $80 Raspberry Pi
Most people think you need a $30,000 GPU rig to run AI. I'm running a full autonomous AI agent on a $80 Raspberry Pi 5 — and it's doing real work: w…
The Ice Cream Stands in the Middle of the Beach: why rational AI startups fail together
This is not a startup guide. It is closer to something I can finally put into words after a few years of building, watching, and getting things wron…
Lean Startup Methodology: A First-Time Founder's Guide
Here's an uncomfortable number. When CB Insights analyzed 431 failed VC-backed startups in 2024, 43% died for the same reason: poor product-market f…
The Rise of Team-Light Startups: Why Small AI-Native Teams May Win in 2026
Startups are changing again. A few years ago, the common startup advice was simple: raise money, hire fast, build a big team, and move quickly. But…
I Tested 7 Free AI Startup Idea Validators — Most Are Useless, 3 Are Worth Your Time
I wanted to validate a startup idea before writing code. So I tested every free AI startup idea validator I could find in 2026 — same idea across al…