What is the difference between Real User Monitoring (RUM) and Lab tests (Lighthouse), and why are both important to deliver a great user experience. Speaker Bio: Erick Tamayo is a Senior Front-end developer at Shopify. He also created Metronome, a tool for real user monitoring (RUM) specifically for Remix. Erick has been following Remix since its creation in 2020 and decided to join the community in 2021. https://remix.run/conf/2023/speakers/erick-tamayo