I don't like the use of the word "compiled". It's more like a program that modifies it's source at runtime. This reminds me of how JavaScript used to be simply

I don't like the use of the word "compiled". It's more like a program that modifies it's source at runtime. This reminds me of how JavaScript used to be simply interpreted but now with V8 (and friends) the hottest paths are optimized at runtime so that the result is more performant than any compilation because you have more information than you do statically.