Multicore will drive the development of languages in general, and this will bring with it the libraries and ecosystem.

So if you're stuck in limbo trying to "make the right choice," concurrency is the feature that you should pay attention to because it will bring the dominant language in years to come, even if the CRUD devs don't use it directly.

And who knows what the basic Web app of the future will be, it may not be CRUD forever.