It goes down as far as assembly language and C does, according to the diagram on the posted page. http://3.bp.blogspot.com/-xhOP35Dm99w/UuXFKgY2dlI/AAAAAAAAAGA

It goes down as far as assembly language and C does, according to the diagram on the posted page. http://3.bp.blogspot.com/-xhOP35Dm99w/UuXFKgY2dlI/AAAAAAAAAGA/YQu98_pPDjw/s1600/reichart-abstraction-diagram.png http://3.bp.blogspot.com/-xhOP35Dm99w/UuXFKgY2dlI/AAAAAAAAAG...