> I think context -- all of the nuances and subtleties and justifications and reasonings surrounding a statement -- is pretty important, and without that context, you still end up with gaps. They're just, maybe, slightly different gaps than you get from memorization.

And indeed the larger problem is that sometimes summaries take on a life of their own, independent of the context which grounded them.

For example: http://www.reddit.com/r/programming/comments/hdf4k/code_inde...