Yes, code is a substance, like sand or iron. The system is built out of code (not codes), just like the table is built out of wood (not woods). Hearing someone

Yes, code is a substance, like sand or iron. The system is built out of code (not codes), just like the table is built out of wood (not woods). Hearing someone talk about ‘codes’ has the same weird vibe as when they talk about ‘Legos’.