# HG changeset patch
# User Robert McIntyre <rlm@mit.edu>
# Date 1366517826 0
# Node ID 4a1e7d6071cb8fc46613a187e7d0a79e78f24c50
# Parent  e6e7b0d4a0b585cc1e665aa1e5cfee7a0716a522
add stuff.

diff -r e6e7b0d4a0b5 -r 4a1e7d6071cb org/ideas.org
--- a/org/ideas.org	Sun Apr 21 03:50:19 2013 +0000
+++ b/org/ideas.org	Sun Apr 21 04:17:06 2013 +0000
@@ -1,3 +1,5 @@
+* Good Ideas
+
 - don't forget about that mirror in the student center!, it's two
   mirrors at right angles, like staring at a corner of a room. The
   light reflects so that it shows you what you actually look like,
@@ -252,3 +254,10 @@
   bubble suspended between two equal-diameter rings. (Solutions are
   cylindrical catenary curve, two separated half-bubbles, and a
   double-cone)
+
+- Textbook whose content can be varied continuously :: alter level of
+     difficulty, rigor, diction, emphasize crossover with certain
+     other discipline, etc. Content generated dynamically from
+     knowledge base, along with questions that are moreover altered to
+     guide knowledge acquisition. Motivation: One book of
+     knowledge. /One./
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