What is latency? And how to reduce it

Latency, a critical concern in online interactions, is the time delay between a user's action and a system's response, often manifesting as "lag" in gaming or slow web page loads. It is measured in milliseconds, with low latency indicating fast and responsive systems crucial for applications like video calls and gaming, while high latency results in sluggish performance. The main contributors to latency include data travel distance, network congestion, data packet size, hardware performance, transmission medium, DNS lookup time, server processing, protocol overhead, and routing inefficiency. To minimize latency, various strategies can be employed, such as using content delivery networks (CDNs) to shorten data travel distance, implementing operational practices like load balancing and request batching, optimizing databases, reducing file sizes, and minimizing workflow steps. Additionally, improving network infrastructure with high-speed connections, modern routers, and prioritizing traffic can significantly reduce latency. Tools like Zapier can help automate workflows, thus reducing process latency and accelerating response times by eliminating manual handoffs and delays in workflows.