Bitcoin

Bitcoin is the starting point for understanding crypto: monetary network, mining, fees, wallets, UTXOs and Lightning Network. Start with the pillar guide What is Bitcoin, how it works and why it matters, then continue with Bitcoin fees, UTXOs and Lightning Network.

Bitcoin gap limit: why wallet funds can look missing

Updated 20 July 2026. Bitcoin gap limit is a technical workflow that should be understood before anything is…

Marco Italiani · 3 weeks ago

Updated 20 July 2026. UTXO consolidation is a technical workflow that should be understood before anything is signed.…

Marco Italiani · 3 weeks ago

An unconfirmed Bitcoin transaction does not become faster because someone sends a second payment or adds an arbitrary…

Marco Italiani · 3 weeks ago

Last updated: July 2026. Proof of work is an evergreen concept to understand before using crypto seriously. In…

Marco Italiani · 1 month ago

Last updated: July 2026. What is Bitcoin? Bitcoin is a digital monetary network that lets people transfer value…

Marco Italiani · 1 month ago

What Bitcoin UTXO are Bitcoin UTXO sono i pezzi di valore non ancora spesi dentro Bitcoin. Non funzionano…

Marco Italiani · 2 months ago

What Lightning Network is and why it matters lightning network is the payment layer built on top of…

Marco Italiani · 2 months ago

Updated June 20, 2026. Bitcoin fees are the cost you pay to have a transaction included in a…

Marco Italiani · 2 months ago

Bitcoin starts March 2026 in one of the most challenging phases in recent years. After reaching an all-time…

Marco Italiani · 5 months ago

If 2025 marked the year when cryptocurrencies officially entered the global political agenda, 2026 is the year those…

Marco Italiani · 5 months ago