City scores Istanbul
- Method Generated Researched
- Air quality 4.3 5
- Airport connectivity 9.1 9.4
- Blockchain crypto adoption 7.1 6
local-sim-card-availability: 8.6 -> 7.8 after source review and calibration (https://www.turkcell.com.tr/kampanyalar/mobil-hat-data-hatti-kampanyalari/yeni-turkcell-musterisi/tourist-welcome-pack).