40 is not the new 60. Not even close. At 40, I've done some of the best work I've ever done and my pay has been better than ever. I'm 52 now and the trend has only gotten better. Why? Its because at 40, I had a much deeper understanding of the tech, I understood of the whole business process and I had the maturity to deal with people in a productive way. You won't find all of those in a 25 year old developer. The onl…
OK, but it's also completely legitimate to just say, "I already know Python so now I just want to focus on building better and better things each year, not getting better at tech." And yet that won't make you employable, even though it's probably the ideal strategy as an entrepreneur and product creator.