FastPdfKit is a library that let you show pdf documents in iOS applications.
Side scrolling, search with highlighted results, preview and thumbnails, text extraction, overlay views, embedded multimedia, optimization for every device, single and double page are just some of countless features included.
For demonstration purposes an iPad is being used to show the results of executing Siri commands.
"I've decided to run FastPdfKit Reader on another device because the Siri interface on iPhone covers the whole screen and you cannot feel the real power of the implementation."
Any app that is using FastPdfKit can replicate this functionality in a couple of hours.
If you want to see more Siri hacks. Here is Siri controlling a thermostat and here is Siri controlling a car.
Read More [via iPadevice]