I don't see anything suddenly more compelling about Python (which I've always liked, at least among imperative languages) but I for one was pretty startled to l

I don't see anything suddenly more compelling about Python (which I've always liked, at least among imperative languages) but I for one was pretty startled to learn that V8 was already within 2-3x the cost of JVM bytecode. That can make server-side Javascript feasible for work where Python or Ruby would need an order of magnitude more rack units today.