I think the notion is like garbage collection (calling "new", as he mentioned) — the illusion of infinite space. (http://mitpress.mit.edu/sicp/full-text/sicp/bo

I think the notion is like garbage collection (calling "new", as he mentioned) — the illusion of infinite space. (http://mitpress.mit.edu/sicp/full-text/sicp/book/node119.html http://mitpress.mit.edu/sicp/full-text/sicp/book/node119.htm...)