If I recall correctly, Lion's Commentary covered this pretty well. Just search for swtch but roughly sections 6.9, 8.9, 8.15 and 15.9. Lions refers to understan

If I recall correctly, Lion's Commentary covered this pretty well. Just search for swtch but roughly sections 6.9, 8.9, 8.15 and 15.9. Lions refers to understanding it as joining the 2238 club. http://www.c-c-g.de/attachments/article/211/lions_book_commentary.pdf http://www.c-c-g.de/attachments/article/211/lions_book_comme...