How upgrading to React 18 energized The New York Times website — and how we tackled some of the challenges we faced along the way.Illustration by Ben HickeyBy Ilya GurevichAs software engineers at The New York Times, we place a high value on page performance, SEO, and keeping up to date with the latest technology. With those priorities in mind, the release of React 18 stood out to us as a significant and tangible leap forward in the ever-expanding world of web development. For our React-based si...