The original title is 11 words: "PWA with React + Leaflet: lessons from a 31-city map app"

Short summary

Developer shares production lessons from shipping a 31-city PWA in Korea. Key takeaways: Vite SSG outperforms SPAs for Korean SEO (Naver crawler limitation), Leaflet is significantly cheaper than Mapbox, and KakaoTalk drives over 70% of social traffic. Firebase URL rewriting enables deep linking without backend infrastructure.

• •Vite SSG required for Korean SEO due to Naver crawler JS limitations
• •Leaflet provides free OSM tiles with zero cost vs. Mapbox paid tiers
• •KakaoTalk share accounts for 70%+ of social traffic in Korean market

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