yes I agree on the Improvement but like it has been mention it was a Toy language in the sense of as not so verbose. but remember Html and CSS were missing of feature and structure for manny reason. as Programmer, Hackers and Tinkers it is up to us to improve on these things. the web continue to grow. js is the C of the web and by the looks of it, it will be this way for a while. dart is cool but something i believe it can be applied across the board.