I was thinking of x86 when I wrote that, also I am not sure macros count as an abstraction level since they are just preprocessors? What I meant to say is that

I was thinking of x86 when I wrote that, also I am not sure macros count as an abstraction level since they are just preprocessors? What I meant to say is that since there is no way to directly write microcode, assembly is the lowest level software can target.