[thecopy]

I don't really mind that "a tremendous amount of time and effort was invested" into JS.

It works great for me and my team and we are hugely productive using it. That why. It works and we deliver a lot of value.

[nitwit005]

You don't mind, because someone else spent the money. The people signing the checks probably did care.

[Mystery-Machine]

It works great for you because you haven't seen better. Which other languages do you have more than 1 year of professional experience with? May I answer that for you? None. Just because you've just discovered a knife, doesn't mean it's the best tool to eat the soup with.