I still can't understand why today people choose a (Javascript) stack of build systems, ton of dependencies, and all kinds of exotic tech that is the latest and

I still can't understand why today people choose a (Javascript) stack of build systems, ton of dependencies, and all kinds of exotic tech that is the latest and most hyped. As a developer you need to support this in the future. It might be nice to build today but it will be a nightmare later. You know that JavaScript developers don't see JavaScript as weird or exotic, right?