The textbook of iPads, DVF hospital gowns, getting lost on purpose and more in our look back at the week on the web

Of the many iPad rivals popping up recently, the Kno’s dual-screen design makes some of the most exciting promises. The new hardware company, positioning the device as “everything a textbook was and will be,” might just be able to pull it off with a $46 million investment from Netscape founder Marc Andreessen’s firm.