I think an answer to the question above has more to do with the psychology and sociology of programming than it does with anything else. The big companies are almost by definition the ones whose value chain ends with giving the majority what they want. What they want is not always what works good in laboratories, nor is it necessarily what is "best for them".
Looking at language evolution in the long run, especially as plotted against a graph of Moore's Law, clearly the trend is to become more dynamic. A good indicator is a major industry journalist writing about such things.
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