The absolute LAST thing the world needed in 2016 was another programming language. Google did with Dart precisely what Microsoft tried to do when they (MSFT) created a proprietary JavaScript back in 1997(ish). Big tech companies just have a lot of hubris and want to "own" everything they touch. Any large software company, given enough time and success, will eventually create it's own programming language. It's just i…
Feel free to stick only to your company's Recommended Best Practices Industry Standard Languages and Libraries. But, there are lots of languages out there, and many of us have good reasons for using them. Deal with it.