edgeFeb 17, 2026Edge Functions: What They Are, When to Use Them, and When Not ToEdge runtime, V8 isolates, the cold start myth, geo-routing, A/B testing, auth at the edge, and why I moved some things back to Node.js. A balanced look at edge computing.next.jsperformancearchitectureweb-developmentblog.readMore Edge Functions: What They Are, When to Use Them, and When Not To
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