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What Is Bitcoin? A Wikipedia-Style Starter Guide

Bitcoin is a decentralized digital currency and payment network. This guide explains what it is, how it works, and what people often get wrong.

2026-09-12

What Is Bitcoin? A Wikipedia-Style Starter Guide

When Will All Bitcoins Be Mined?

All bitcoins are not expected to be mined soon. Under Bitcoin’s issuance rules, the final coins are widely expected around the year 2140.

2026-09-02

What Is a Bitcoin Data Center?

A bitcoin data center is a facility built to run mining machines with stable power, cooling, networking, and maintenance. It is not the Bitcoin network itself.

2026-08-10

What Happens When 21 Million Bitcoins Are Mined

When 21 million bitcoins are mined, new BTC issuance stops, but the Bitcoin network keeps running as miners rely more on transaction fees.

2026-08-03

What Happens When 21 Million Bitcoins Are Mined

Have All 21 Million Bitcoins Been Mined?

No. All 21 million bitcoins have not been mined yet. This guide explains how new BTC enters circulation, who can mine, and what costs matter.

2026-08-03

Have All 21 Million Bitcoins Been Mined?

When Was the 20 Millionth Bitcoin Mined?

The 20 millionth bitcoin is not tied to a fixed calendar moment. It depends on when block rewards push total issuance past that threshold.

2026-08-03

When Was the 20 Millionth Bitcoin Mined?

What Is Bitcoin? Everything You Need to Know in 2026

Key Takeaways Bitcoin’s supply is limited to 21 million bitcoins. By comparison, fiat currencies like the USD grow in supply, decreasing their value. The Bitcoin blockchain serves as an immutable record of transactions. By contrast, traditional finance requires banks and financial institutions to track transactions accurately. Bitcoin’s value comes in part from its security. The Bitcoin network uses proof of work as both an incentive to keep the blockchain going and a disincentive for bad actors due to the cost involved with proof of work.

2026-07-17

What Is Bitcoin? Everything You Need to Know in 2026

Cryptocurrency vs Cash: What is The Difference?

Summary: The Difference Between Crypto and Cash Cryptocurrencies, or digital currencies, can offer a hedge against inflation, although this isn’t always the case in the short term. Which cryptocurrency you choose can make a huge difference. Cryptocurrencies like Bitcoin or Ethereum, which have a maximum or limited supply, often provide the best store of value paired with broader acceptance. Cash has the advantage of nearly universal acceptance when transacting in the local currency. However, all traditional fiat currencies lose value, and sometimes quickly. As a benefit, cash offers the most privacy when using paper bills. Your activity can’t be tracked on the blockchain and is largely shielded from data aggregation.

2026-07-17

Cryptocurrency vs Cash: What is The Difference?