Silly but fun demo of self-hosted Zig progress:

https://asciinema.org/a/ZZ9h3zM86E9pVCMWe9myOhbqi

It compiles a zig source file with 1,000,000 calls to print("hello world") in 0.67 seconds using 471 MiB resident memory. This is 8x as fast as clang on equivalent C code and 3x less memory.