Every Java developer ever: "after >=10 years of java, I switched to ruby|python|js and I'm so much productive now!"
Also, surely your 25 years of experience have nothing to do with you being more productive now than 25 years ago.
Also, surely your 25 years of experience have nothing to do with you being more productive now than 25 years ago.
Same host environment, many of the same libraries, same developer. Different language, different mindset.