Stats
1) Difficulty Estimator:
https://www.bitrawr.com/difficulty-estimator
2) Difficulty Chart:
https://www.coinwarz.com/mining/bitcoin/difficulty-chart
3) Hashrate Charts:
https://www.coinwarz.com/mining/bitcoin/hashrate-chart
https://bitinfocharts.com/comparison/hashrate-btc-ema14.html#3y
4) ASIC Prices:
https://data.hashrateindex.com/rig-index-data
News
1) Solo miner wins block reward with ~126Th:
https://twitter.com/ckpooldev/status/1480843321043865602?s=20
2) Another solo miner wins block reward 255 blocks later with ~116Th:
https://twitter.com/ckpooldev/status/1481430284445024256?s=20
@JohnCantrell97 explains solo mining:
https://twitter.com/JohnCantrell97/status/1481743363686772744?s=20
3) US Congress set for hearing on Bitcoin carbon footprint:
https://cryptobriefing.com/u-s-congress-reportedly-set-for-hearing-on-bitcoins-carbon-footprint/
Hearing video: https://www.youtube.com/watch?v=HWg731-3id8
4) Intel to announce new "ultra-low-voltage" Bitcoin mining ASIC:
https://twitter.com/BitcoinMagazine/status/1483454061038997508?s=20
https://www.tomshardware.com/news/intel-to-unveil-bitcoin-mining-bonanza-mine-asic-at-chip-conference
5) EU regulators call for PoW ban:
https://www.euronews.com/next/2022/01/19/eu-regulator-calls-for-a-ban-on-proof-of-work-bitcoin-mining-to-save-renewable-energy
Developments
1) Square moving forward with "Bitcoin mining system":
https://twitter.com/TempletonThomas/status/1481728131668987904?s=20
2) Miner Daily predicts 225-270Eh by 2023:
https://minerdaily.com/2022/btc-hash-rate-gains-in-2022/
3) Galaxy Digital releases 2022 mining report, predicts 300-370Eh by 2023:
https://docsend.com/view/ywmriqkwy73snbah
Home Miner Hall of Fame
1) @Bit_Chungus Single S9 immersed:
https://twitter.com/Bit_Chungus/status/1482042278982074371?s=20
2) @jlfilip two turbo S9s:
https://twitter.com/jlfilip/status/1482841149396033539?s=20
3) @BTCPhteve S19 Shop Heater:
https://twitter.com/BTCPhteve/status/1483522301433982989?s=20
Privacy Imlications
1) Several journalists phones hacked in El Salvador:
https://citizenlab.ca/2022/01/project-torogoz-extensive-hacking-media-civil-society-el-salvador-pegasus-spyware/