Sentry is an essential tool in software development that helps prevent costly problems by providing developers with the tools they need to avoid critical mistakes before shipping their code to production. Like Benjamin Franklin's wise saying, "an ounce of prevention is worth a pound of cure," Sentry empowers developers to take proactive steps to ensure their software has better quality, performance, and customer experiences. By investing in Sentry, companies can reduce their reliance on downstream solutions that flag errors or issues after the fact, and instead focus on building higher-quality software from the outset. With its ease of use, affordability, and natural integration into developer workflows, Sentry is a critical component of modern software development, enabling developers to write better code and avoid costly mistakes in advance.