"Why aren't we programming in some sort of hypertext that makes showing/hiding this stuff trivial?" http://en.wikipedia.org/wiki/Outliner http://en.wikipedia.o

"Why aren't we programming in some sort of hypertext that makes showing/hiding this stuff trivial?" http://en.wikipedia.org/wiki/Outliner http://en.wikipedia.org/wiki/Outliner Not a new concept, but could certainly be applied way more often than it is.