"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
Time Inc. Also Working on Digital Content In Anticipation of Apple Tablet
The ultimate design is planned to run on "whatever tablet Apple or any[one] else has up their sleeves" according to All Things Digital.
We've heard reports that magazine publishers are not standing still on the possibility of a tablet. Earlier reports indicate there are industry-wide efforts to team up to prepare for the launch of the much rumored Apple tablet. Publishers are worried that if left to its own, Apple may quickly dominate the industry like they have with iTunes music distribution.