Bitcoin Knowledge
Expert articles on bitcoin mining, hosting, and strategy — practical knowledge instead of marketing fluff.
Is Bitcoin Mining Still Profitable in 2026? Honest Analysis with Real Numbers
Is Bitcoin mining still profitable? Real calculation with BTC at ~EUR 62,000, network hashrate ~900 EH/s. Mining as DCA strategy in the bear market. 1, 5, and 10 miners run end-to-end.
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Bitcoin Mining Hosting vs. DIY: The Honest Cost Comparison in 2026
Mining Bitcoin in your basement or in a professional data center? Concrete cost comparison for 1, 5, and 10 miners. Plus: cloud mining as a warning.
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How to Buy an ASIC Miner: The Complete Buyer's Guide for 2026
How to buy a Bitcoin ASIC miner in 2026. Hashrate, efficiency, current models compared, scam detection, import vs. local, and hosting vs. self-operation.
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Antminer S21: The Complete Guide to Bitmain's S21 Mining Series (2023–2026)
Every Antminer S21 model from 2023 to 2026 — release date, hashrate, efficiency, and which one fits your setup. From the base 200 TH/s S21 to the 500 TH/s S21 XP+ Hyd.
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Why High-Net-Worth Investors and Family Offices Should Bet on Bitcoin Hosting Mining
Why family offices and HNW investors choose bitcoin hosting mining. Hardware depreciation, business deductions, and yield vs. ETFs, gold, real estate.
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Every article here is written from inside 21 Strategy GmbH (Berlin), operator of the Minenity brand. We sell ASIC hardware and run professional Bitcoin mining hosting in the USA and Asia — the content is based on actual market data and operational experience. No marketing fluff, no fabricated profitability promises.
Topics we cover in depth: profitability and revenue calculations for current ASIC models, hosting vs. DIY, hardware buyer's guide without manufacturer bias, the complete Antminer S21 family, family-office and HNW investor strategy, and cloud mining as a warning.
Run your own numbers in the Bitcoin Mining Calculator with live BTC price and daily difficulty. Hosting tariffs and locations are on the Bitcoin Mining Hosting page.