Comixology revamps app, requires re-download of comics: 
Comixology has issued a major update to its digital comics app, now at version 3.0, that brings many improvements and changes to the graphic-publishing management and storefront app -- so many, in fact that the upgrade will require a one-time, no-cost re-downloading of the comics on users' devices. The overhaul brings a new on-demand store, a completely new interface, background downloading and a host of user-management options for their digital collections....
