miniblog.

What are the most popular languages that have used an AST walker for their implementation? I know Ruby used to do this, but there must be others. (I'm interested in the lowest PL speed that users will tolerate if you have awesome features.)

Suppose you have an awesome idea for a programming language. What use case do you focus on for V1? Web apps? Games? Something else? How would you choose your niche?

I'm finding myself using icon fonts like font awesome much less these days. There's a ton of emoji available without waiting for the browser to download a font.