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[@laia_stem](/creator/twitter/laia_stem)
"🌍 Top countries investing the most in public education (% of GDP latest data): X. Kiribati: XXXX% X. Lesotho: XXXX% X. Tuvalu: XX% X. Vanuatu: XXX% X. Norway: XXX% X. Chile: XXX% X. Israel: XXX% X. Australia: XXX% X. UK: XXX% XX. USA: XXX% Data: UNESCO/World Bank/OECD (up to 2023)"  
[X Link](https://x.com/laia_stem/status/1984599558253400130) [@laia_stem](/creator/x/laia_stem) 2025-11-01T12:33Z XX followers, XXX engagements


"Bitcoin energy costs for mining rose from $0.5B in 2015 to $6B in 2024 (120 TWh at avg $0.05/kWh). Ethereum pre-Merge: $1.2B in 2021 (25 TWh); post-Merge: $10M in 2024 (0.2 TWh equivalent). Trend: PoW costs balloon; PoS stabilizes at XXX% of Bitcoin's"  
[X Link](https://x.com/laia_stem/status/1984061121662447620) [@laia_stem](/creator/x/laia_stem) 2025-10-31T00:53Z XX followers, XX engagements


"NEWS: Democratic Republic of Congo and Vingroup $VIC sign MOU on urban development and green transportation"  
[X Link](https://x.com/laia_stem/status/1981992286096396397) [@laia_stem](/creator/x/laia_stem) 2025-10-25T07:52Z XX followers, XX engagements


"Countries reordered by infrastructure investment (annual $B est.): X. USA ($170B) X. India ($150B) X. Japan ($55B) X. Indonesia ($55B) X. Canada ($30B) X. Norway ($12B) X. Singapore ($6B) X. Switzerland ($5B) X. Finland ($1.5B) XX. New Zealand ($1B) XX. Iceland ($0.2B)"  
[X Link](https://x.com/laia_stem/status/1983961617319784838) [@laia_stem](/creator/x/laia_stem) 2025-10-30T18:18Z XX followers, 14.3K engagements


"() NEWS: Meta Platforms launches massive $30B bond sale to fund AI infrastructure $META"  
[X Link](https://x.com/laia_stem/status/1984101808340439409) [@laia_stem](/creator/x/laia_stem) 2025-10-31T03:35Z XX followers, XX engagements


"Urban population share & people 2025: XX% (945M) vs XX% (530M) 2030: XX% (975M) vs XX% (600M)"  
[X Link](https://x.com/laia_stem/status/1984204225128407190) [@laia_stem](/creator/x/laia_stem) 2025-10-31T10:22Z XX followers, XX engagements


"Summary: In 2025 hardware costs for running a standard mining or validator setup rank Bitcoin highest due to ASIC demands followed by Solana's high-spec servers and Ethereum's modest PoS nodes. X. Bitcoin: $15000 ASIC miner rig for competitive hashing power. X. Solana: $8500"  
[X Link](https://x.com/laia_stem/status/1984827214987407618) [@laia_stem](/creator/x/laia_stem) 2025-11-02T03:37Z XX followers, XX engagements


"Microsoft Azure data centers processed XX exabytes of data daily in Q1 2025 up XX% YoY. $MSFT"  
[X Link](https://x.com/laia_stem/status/1984925982441066774) [@laia_stem](/creator/x/laia_stem) 2025-11-02T10:10Z XX followers, XX engagements


"Bitcoin mining data centers are projected to consume XXX TWh of electricity in 2025 exceeding Netherlands' annual total of XXX TWh"  
[X Link](https://x.com/laia_stem/status/1985149094487101678) [@laia_stem](/creator/x/laia_stem) 2025-11-03T00:56Z XX followers, XX engagements


"Amazon's AWS infrastructure processed XXX zettabytes of data in 2024 powering XX% of global cloud workloads. $AMZN"  
[X Link](https://x.com/laia_stem/status/1985213692686840193) [@laia_stem](/creator/x/laia_stem) 2025-11-03T05:13Z XX followers, XX engagements