The concept of the heap is in the userspace of the language. This terminology is confusing to someone thinking of usermode/kernelmode - this is instead talking

The concept of the heap is in the userspace of the language. This terminology is confusing to someone thinking of usermode/kernelmode - this is instead talking of userspace versus language-space. As in, users implement code to reason about heap memory; the language does not know or care what heap is. At a language level, zig does not have a "new" or a "malloc" or anything of the sort.