That's the essay. I think it's interesting because he's mimicking the way I've been writing firmware. I've found most of the issues with memory safety disappear

That's the essay. I think it's interesting because he's mimicking the way I've been writing firmware. I've found most of the issues with memory safety disappear when you use static and centralized resource allocation, avoid monkeying with pointer arithmetic, and avoid making temporary copies of pointers 'for later'.