I work in video games and at mid-40s probably wouldn't a) be employable and b) wouldn't enjoy my job if it didn't involve completely different languages and typ

I work in video games and at mid-40s probably wouldn't a) be employable and b) wouldn't enjoy my job if it didn't involve completely different languages and types of work over time Learning random new tech X is one thing, but learning targeted new tech Y that you suspect will dominate and improve your industry , then helping push it into production, is a valuable skill