I'm in my mid-50's and I'm doing my best work - and running rings around the younger, less experienced developers. Just plan on every 10 years your technology s

I'm in my mid-50's and I'm doing my best work - and running rings around the younger, less experienced developers. Just plan on every 10 years your technology stack is going to completely and radically change. If that bothers you then stop now and find another career.