The reason I'm optimistic about this trend is that it's been a common thing in game development for a long time (low level language for execution speed, high le

The reason I'm optimistic about this trend is that it's been a common thing in game development for a long time (low level language for execution speed, high level scripting language for development speed) and it works really well. Having to maintain this interface between the language does come with its own set of problems but is well worth the tradeoff especially if you can spend most of your time in one language or the other.