I start a lot of things like that (currently trying to learn Rust). A lot of the time other things take over in my spare time and I never actually get anywhere.

I start a lot of things like that (currently trying to learn Rust). A lot of the time other things take over in my spare time and I never actually get anywhere. Having a job where you can put consistent practice into new technologies makes a big difference. I week at work is probably equal to more than a month of my spare time.