I'm pushing 50, and doing well. While I can see getting pigeonholed into the embedded system niche, I feel that I can still learn new stuff. My father-in-law

I'm pushing 50, and doing well. While I can see getting pigeonholed into the embedded system niche, I feel that I can still learn new stuff. My father-in-law was hacking C until he retired at 67. Keep reading, learn something really new every year. Best continuing education I've found is access to the ACM journals online.