My go-to language for personal projects.
I've also worked with Typescript.
Downside is that I now rely on IntelliJ.
HTML and CSS
Ironic that the industry's tool of choice for UIs was originally designed for static content.
I've been complemented on my descriptive commit messages a grand total of once.
and when to ask for help.
Designing and implementing programming languages
Ethical work practices
(monoids are alright too I guess)
Seeing my work improve people's lives
Peeking behind the curtain to see how things work