I do. My experience has been that they are cryptic or just plain wrong on more than on occasion. I've seen a lot of places where there are comments correcting

I do. My experience has been that they are cryptic or just plain wrong on more than on occasion. I've seen a lot of places where there are comments correcting them or just pointing out that what they say is not what actually happens. Note, this is all anecdotal- My adventures with direct proxies and nested layouts had me doing a lot of trial and error coding, this may not be a representative experience.