Google used a Dutch auction in their IPO. But then again they are pretty obsessed with auctions. There is some research on auctions for IPOs, e.g. http://www.nber.org/papers/w16214, that suggests they are too complex for investors.
It's even possible to write simply about complex topics. Nobel Prize announcements are especially good at this, see e.g. http://www.nobelprize.org/nobel_prizes/physics/laureates/201.... Obviously nobody's going to walk away from a summary with a full understanding of a deep subject, but some of the key ideas have been conveyed.