I just started a career in web development and do 95% of my work in React and I love it. I'm able to ship features for customers to use insanely quickly. When i

I just started a career in web development and do 95% of my work in React and I love it. I'm able to ship features for customers to use insanely quickly. When it falls out of favor and I need to learn Svelte (or whatever) my plan is to just... do that? It took me a week to start being productive in React. It isn't like this isn't a problem outside of web development, either. Imagine getting hired to maintain some legacy engineering software with a GUI built in Delphi and a backend written in Fortran...