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A Beginner's Guide to Collecting Casascius Bitcoin

Learn how to collect Casascius Bitcoin: what to check, how to judge condition, and how to avoid common mistakes.

Electrum Bitcoin Wallet Beginner Guide for New Users

This Electrum Bitcoin wallet beginner guide explains setup, backups, sending, and private key responsibility so new users avoid irreversible mistakes.

A Beginner’s Guide to Buying Bitcoins Safely

This beginner’s guide to buying bitcoins explains how to open an account, fund it, place an order, and avoid scams before and after purchase.

How Many Bitcoins Have Been Sold? What You Can Actually Measure

There is no single number for how many bitcoins have been sold. You need to separate mined supply, circulating supply, and trading volume.

How Many Bitcoins Have Been Lost? What We Can Actually Know

How many bitcoins have been lost? No one can prove an exact total. The real issue is the gap between inactive coins and coins that are gone for good.

What Percentage of Bitcoin Has Been Mined?

Bitcoin has a fixed supply cap, but the mined percentage keeps changing as new blocks are added. Here’s how issuance and mining work.

Has Bitcoin Been Hacked? What Usually Breaks and How to Respond

Bitcoin itself hasn’t been “hacked” in the usual sense; losses usually come from exchanges, wallets, phishing, or bad approvals.

Has Bitcoin Ever Been Hacked? What Usually Gets Hit Instead

Bitcoin itself is hard to hack; exchanges, wallets, and users are the usual targets.