Sources and credits

• Historical model catalog. Selected models.dev records are included under the MIT license. The game's prices, offers, and availability can differ from the catalog. models.dev MIT license
• European electricity data. Eurostat, Electricity prices for non-household consumers, nrg_pc_205, accessed November 6, 2026. The game uses the German 500–1,999 MWh consumption band, excluding recoverable taxes, to index a simulated USD rate.
• U.S. electricity data. The U.S. Energy Information Administration supplies Virginia's industrial average retail electricity prices. The game uses those observations to index its Virginia rate.
• Guangzhou electricity data. The game uses published Guangdong Power Grid tariff schedules for the Pearl River Delta. The Power market shows the individual schedule for each observation.
• World map. Made with Natural Earth, whose map data is in the public domain.