4QUESTIONS PEOPLE ACTUALLY ASK
Understand Bitcoin from the question outward.
Long-form answers connect plain-language questions to protocol rules, primary sources and the exact Atlas entries behind each claim.
Why are there only 21 million bitcoin?
Follow Bitcoin’s issuance from the block subsidy and halvings to the consensus code enforced by full nodes.
Read the guide ↗02 · PoWHow does Bitcoin proof of work work?
Understand hashes, mining difficulty and what proof of work can—and cannot—decide in Bitcoin.
Read the guide ↗03 · KEYSHow do you store bitcoin safely?
A threat-based guide to custody, signing devices, seed backups and recovery tests.
Read the guide ↗04 · L2How does the Bitcoin Lightning Network work?
From payment channels and liquidity to routing, invoices and on-chain enforcement.
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