Observability
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Error Monitoring or Session Replay: Which First on a Startup Budget?
A decision tree for choosing between error monitoring and session replay when you can only set up one thing this sprint. Spoiler: it depends on your bugs.
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Measuring What Your Monitoring SDKs Cost Your Users
A method for measuring browser SDK performance impact on your own app: A/B cohorts, INP and LCP deltas in the field, and DevTools script evaluation time.