Early learning in a new field. If I was younger, I'd be learning 3D design and every aspect of these things, which would guarantee a good career in the future.
In the late 70's and early 80's, people were asking, "What do I need a PC for? Those who bought early PCs and learned a little programming greased their careers.
No. What does one do with a 3D printer? It is obviously new.
you're exactly right. My first computer was made by Timex/Sinclair. I hired on as a Lineman and retired as a six digit salary Senior Systems Engineer for Verizon. My Marine Corps GED probably helped.