I showed this to a few frontend developer friends and they actually got a bit defensive and dismissive. What are they going to do if they can't build SPA monstr

I showed this to a few frontend developer friends and they actually got a bit defensive and dismissive. What are they going to do if they can't build SPA monstrosities? I know, it's a ridiculous thought, right? There's always going to be challenging work to do, but some people are entrenched in VueJS/React/Angular, and relish spending 10x the time building CRUD apps.