Ah, yes, the masterpiece of design that is Amazon's idea of a convenient method to provide customers with page numbers - a novel concept for books. Rivalled only by the simplicity of customers getting covers to appear in all the places they'd
expected hoped to see them. And Collection creation and maintenance - another winner. All methods to which all other ebook/ereader developers should aspire.
Were they all created by the
Heath Robinson school of aesthetic software design, do you think?

Still it gives the plucky plugin developers something to exercise their many talents.