50g

> The problem is the same in all the manuals I've found.  Theirs only 4 or 5 programming structures and nobody seems to be able to explain them without using some combination of other junk they copied from somebody else. 

You haven't ever looked in the Advanced User Reference have you?

Chapter 1 (1-15 to 1-23) does exactly that, with nice flow charts explaining the behavior and everything. . .

TW