Sure, and based on historical precedent, that's almost guaranteed to happen. But I doubt it will be whatever-my-favorite-backend-language-of-choice-is and more

Sure, and based on historical precedent, that's almost guaranteed to happen. But I doubt it will be whatever-my-favorite-backend-language-of-choice-is and more likely some-domain-specific-language-and-new-framework. In other words, we'll all be relearning everything again 5 years from now.