Complex Structures and Multiple Storylines--Authors Are Experimenting with Next Steps for Their Books

Have you noticed the trend?  Books are getting more complex--not just in their storylines but also in their structures.  Could be a reflection of how our brains are changing (see The Shallows:  What the Internet Is Doing to Our Brains by Nicholas Carr).  Or our desire to reinvent literature once more.

But what's best for your book?  Are you eager for th…