Bitcoin: Roadmap, Types, Security Protocols & Trivia (2025)
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Bitcoin Timeline & Milestones
2008Satoshi Nakamoto shares the Bitcoin whitepaper.
2009First block ("Genesis") mined; open source release begins.
2010Bitcoin's first real transaction: 10,000 BTC ($41) for pizza.
2013BTC passes $1,000 for the first time.
2017SegWit (upgrade); $20,000 ATH; 'crypto winter' follows.
2022Taproot protocol activates (smart contract improvements).
2024Spot ETF launches, new all time high ($70k+), halving event (reward 3.125 BTC).
Bitcoin Forks & Types
| Fork | Year | Main Features |
|---|---|---|
| Bitcoin Cash (BCH) | 2017 | Bigger blocks, faster/cheaper transfers |
| Bitcoin SV (BSV) | 2018 | Even larger blocks, scalability focus |
| Bitcoin Gold (BTG) | 2017 | GPU mining support, decentralize mining |
Security Protocols & Unique Tidbits
- SHA-256 Proof-of-Work (most compute-secured chain in history)
- Taproot protocol (2022) enables easier smart contracts & multisig privacy
- Lightning Network supports millions of micropayments per second
- Hardware wallet use (Ledger, SafePal) >16M users globally
- Every block: new cryptographic puzzle solved, global hashpower over 550 EH/s
- Bitcoin's energy consumption fell <5% after China mining ban (2021)
- There are now over 1,000 forks and clones tracked by bitcointalk.org
- Lost coins: Over 3 million BTC are believed permanently lost since launch
- Most famous fork drama: BCH vs. BTC debate (2017) - resulted in split ecosystems
Top Platforms to Buy, Trade, and Protect Your BTC
BINANCE: Spot, Earn, Card
Kraken: EUR, USD, Spot, Pro
Bybit: Spot, Futures, Copy
Bitget: Copy, Grid, Pro
MEXC: Altcoin, Spot, Futures
Weex: No-KYC, Leverage
BloFin: Copy Trading
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Key News & Reading (2025)
U.S. Bitcoin ETF approved: inflows break $40B