Observability vs. Monitoring: Beyond the Dashboard
Monitoring tells you something crossed a threshold. Observability helps explain why users are frustrated before the dashboard declares an outage.
Topic
INP
INP (Interaction to Next Paint): The Only Metric That Truly Matters
INP measures whether a page responds when users interact with it. Improving it means reducing main-thread work, long tasks, and avoidable JavaScript delays.
The Hidden Cost of Slow Third-Party Scripts
Third-party scripts can delay rendering, block interaction, and obscure accountability. Manage them with budgets, ownership, loading strategy, and regular review.